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1.1.1Լ
һԸ
    һֺԣɴ޹˾Ʒ
ȫḷ́ÿǽWindowsƽ̨ϣ֧ȫġӻ̲
ܷḻѧãڸû󡣲ֱWindows
¿Linux
    ΪһȫĵıԣлĻϰߣûҪ
ϰߡ﷽ʽ˼άʽֱģԼϰȥ
дԱֱ̻ۡʵãֳ֧ȫд
ҲΪȫġʹһӢĻ߶Ӣ˽ٵĳûҲܹ
ٵؽдĴšлСѧĻˮƽҲԽϿѧ
һЩ򵥳
    Բǰеı̹߼򵥵ؽб溺װɵģӵԼ
ĸԴ뱻ֱӱΪĿĻCPUָֵóƵǣ
Ŀִдϵͳƽ̨޹أܹܷʵֿƽ̨̡Ŀ
ǰԿͬʱ֧WindowsLinuxĿֲϵͳƽ̨Ҳ
㣬ʹ֮ضĲϵͳҲϹҷչ֪ʶȨϵ
ͳսԲԱ̻һҪĻϵͳһΪ
֪ʶȨϵͳṩסʵӦߡ
    ԵĿӻƲ˵ʮԣֳ֧
ƵĿӻͼǶ뵽Ʋ֮Уһ
κα߱Ĺܡͬʱһרáʽ뷨֧
¼룬ʱʾܣͻٶȵƿ
    ֧ģ黯ӦϵͳЭͬҪҲԱ
ϱ׼Win32 DLLĳģ飬׳VCDelphiVB
ֱӵáõġģ顱ܣҲģ黯еһҪ
֣׳ֱڳñõģ飬һ׳Ŀӳ
ȡ
    Դݿ⣬ܹ㿪ݿҪͬʱṩADOODBCݿӿڼȫֱ֧֣ӷMysoLݿ⣬ܹ
ܺõⲿݿݽڿʵֻڴݿӦϵͳ
    ܹеһбԴṩOCXؼͿ⡢APICOM
Эһϵнӿڵȫֿ֧֣֧ӿڼĵʹãЩ
ԴԵʵùܡ
    ֵ֧ȽıƩĳд¼Ϣ
ƵȵȣһںϻͨĹϵ˽Զ˽
Ծмİ֧ûʹö֧Ĺ졢̳С
̬ⷽװԡ
    °汾Ƴ˸չֿ֧⣬ݲֿ֧⡢ֵֿ֧⡢ı
תֿ֧⡢绰ֿ֧⡢豸ֿ֧⡢ű֧칫ֿ֧
ȣطûдµҵֿ֧⻹ڲϵؿС
    Գİ⣬ṩİ桢İӢİȶ԰汾ǳ
ʺ϶屾Ҫ󡣱ر˵ȫԼİΪ
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1.1.2Եص
    1ȫӻ
    һĿӻԣ֧ͼûĿӻƲԳ֧
ӻ̵ֳ֧ļʱӻӣؼ˳¼󡣼
ûڱдĹУԼʱǰ̼·ߣ˼
·߽ͼ1-1ʾ
    ͼI-l  ̵ļʱӻ
    2ȫ
    ΪһйԼıԣĴõ֧֡û
ڱдĹУԲӴκӢġӢĵʹıдҲû
κϰ
    (1)ƵĿ¼롣뷨ƴȫƴ˫ƴӢġ
ƴ뷨ȫ֧ϷʹЩ뷨ܹĴٶȡ
    ֱʹϵͳṩ뷨͡ABCϹƴȻȣͬ
Խг롣
    (2)ȫķʽʾȫʾΪӦķ(ݡܡ١֡)
ʱĸʽ(ʱ)Աû⡢Ķ
    (3)ʺй˵ԡ˼άϰߡԵѧϰܻеĳƣ
ԻƣкܶרҵϺĺ壬ıд
룬й˵﷨ϰߺ߼˼ά˼壬ʺйʹá
Ժ󸴲ʱԷǳֱ۵طԴѧϰʱҲǳ򵥣໥
øס
    Ըṩĸʽʱ䴦ַȫַҽ
ȹ֧֡
    3ȫƽ̨
  ӵԼĸԴ뱻ֱӱΪĿĻCPUָ
ЧҲκٶƿͰȫ
    ͬʱ֧WindowsLinux򿪷ضĲϵͳ
    4ֿ֧
    ɻϵͳֿ֧ɣ֮ͨʹжĽ
ڼЭֿ֧ṩԵҪأ磺ںͱ
Ԫͨ͡͡ȵȡͨװⲿֿ֧Իϵͳ
ֿ֧⻹Ա黻ϵͳֿ֧ṩϸİ汾
ơûôǣ
    (1)ûԸҵҪԣ
    (2)ֿ֧ĲࡢԵĹܽѸ䣻
    (3)ֿ֧Խʵʵִ֧룬ҿʱ
»黻ʹͨʻԶԽ(Ʃ縴͵
Զ̿Ƶȵ)ΪܣҲԺԻ汾ķչ
    5ݿ֧
    ԵƻӵԼݿ⣬
ݿ⣬򵥷㡣ͬʱԶⲿݿҲŷǳõ֧֡ͨ򵥵
Ϳʵݿӣ0raclMySQLsQL serverAccess
ȵȡ
    6OCXͿ(TypeLib)APICOM
    ԿֱڳöбԴԵĹܣɶ
ЩӢԴкӶܹȫĵص㣬ûѧϰӢҲܳ
ʹЩӢԴ
    7໥ںϡಹ
    ֵ֧ȽıƩ̡¼ϢƵȣ˽⡢
ѧϰԶԾãͬʱԿԺ
Ա׼Win32 DLLʽã˶ֱЭͬҪ
    8ʱ벢Զ淶ʽ¼뷽ʽ
    Уÿ¼󣬵뿪УԸг
롣ȷеƴдɶӦĺֱ
ͳһ͸ʽκдκγʽȫһ£Ӧ
óЭάǳ
    9ϵͳõԶƹܹûĸƽиٹ
    Ʃ磺ִһΪˢݡӳ򣬶ںܶط
ӳûҪѸӳΪһƣڴͳıУ
ûӳƺҪѰӦóһҵʹ˸ӳĵط
ӦظıУûֻĸӳƣʹ˸
ĵطƶԶĹ
    10.ᴩȫ̵ļʱȫϢ
    ûڽκβĹУʱF1ܹ״̬ϻʾл
йصǰλõϸϢƩ磺ûƶĳϣȻFl
Ͼܹõ˳Ķ塢ʹ÷ֿ֧Ϣ

עMySQLһС͹ϵݿϵͳΪMySQL AB˾2008116űSun˾չ2009,SUNֱOracalչ.Mysqlǰ;,ûκ˱ֹ۵̬.ĿǰMySQL㷺ӦInternetϵСվССٶȿ졢ӵгɱͣǿԴһص㣬СվΪ˽վӵгɱѡMySQLΪվݿ⡣MySQLĹٷվַǣwww.mysql.com

עSQL(Structured Query Language)ṹѯԣһݿѯͳԣڴȡԼѯº͹ϵݿϵͳͬʱҲݿűļչ 
עserver֮ΪһָܼΪĽڵ㣬洢80ݡϢҲΪꡣһıʾֵĽ΢ʼǱPDAֻȹ̶ƶնˣɢڼְͥ칫ȴĵ绰ճеĵ绰ͨ뾭ܵĿ绰ͬˣն豸ͥҵе΢ȡѶ繵ֵͨȣҲ뾭Ҳ˵Ƿڡ֯͡쵼Щ豸 
Ĺ΢ƣдӲ̡ڴ桢ϵͳߵȣԾӦرƶģ΢ڴȶԡɿԡȫԡչԡɹԵȷڲܴϢĽԽԽԣԼϢϵͳݴȫԵȵҪҲԽԽߣڽеĹбڿ롢ʧؼҵݣԶȡϲĴȡӦÿЩ豸ϵͳĻָߡԹԱʺ͹ơ 
ûͬһݻԴǸЧʵĵԡרóеǴͻǣŶȷҪҪԡ 
ԷǳԵ˵߱ԣԱڵĹ˾з:гɫĿɿԣ߱ԺͿԡҵԽԽڷӪʹܱ"ؼ"͡ҵԼĳ̨ڷʱЧʧСʱתΪ

עMicrosoft Office Accessǰ Microsoft Access΢Ĺʽݿϵͳ Microsoft Jet Database Engine  ͼûص㣬 Microsoft OfficeĳԱ֮һʵAccess Ҳ΢˾һͨѶ֣ ProComm ԼƳº΢֤ʵǸʧܼƻҽֹǰݿ⣬AccesscԵһһֽɵģʽ

ע.ocxocxؼչ,˵˵ʲôocxؼ! 
˵˵ʲôOCXؼ 
OCX Ƕ
ùVisual BasicDelphiһĿӻ̹ߣôԿؼһİЩϵСťEditBoxGridImageBoxTimerȵȡÿؼԼ¼ԡʹ˿ؼı̷ǳסȣڳƽ׶οһЩԣСλã(caption)ȵȣڳн׶ΣԸЩԣԲͬ¼òͬķʵֶԸÿؼĿơؼͺһĻľҪֻǽЩľؼôǿظʹãڲͬı֮ʹãVBǶVCĿؼ

עWindows APIһWindowsĸ(۵Ϊһ½̷ڴ)ۺΪһԤȶWindows.ûÿһ򼸸ԸWindowsʲô. 
ĳ̶ֳϺWindowsȻ.ֻṩһԶҸ׵ķAPIķ.VBⷽ˺ܶ๤.ȫAPIṩWindows±̵һȫͬķ. Ҳ˵,VBдÿд붼ᱻVBתΪAPIݸWindows.,Form1.Print...VB һĲ(Ĵṩ,Ĭϲ)TextOut API ͬ,ϵһťʱ,WindowsᷢһϢ(˵ص),VBȡòһض¼(Button_Click). 
APIWindowsϵͳĿ¼µĶ̬ӿļ(User32.dll,GDI32.dll,Shell32.dll...).  
˵Windows ҵϵͳЭӦóʽִСڴ桢ϵͳԴ֮⣬ ͬʱҲһܴķģĵĸַ(ÿһַһ)԰ӦóʽﵽӴͼΡʹܱ豸ĿģЩĶӦóʽ(Application) Ա֮Ϊ Application Programming Interface API WIN32 APIҲMicrosoftWindows 32λƽ̨Ӧó̽ӿڡ 
 Windows ִеӦóʽ ԵWindows API

עCOMָcommon,,microsoftһЩõͶɵĿDLLLIBװ,Ȼûκ֧COMıԶֱӲ͵á

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1 .3.1ԵĽ
    ԺȻᵯԻѯʴ͵׳ͼ1-5ʾ
    Խδ½Ҳͨ˵һ½µ
򡣻ڹе½ť½׳
ͼ1-5Ի
    Կɴ6ֳ
    1Windowsڳ֧Windowsµڼȱ׼WIN32λ
Ҳ׳
    2Windows̨WIN32λ޴ڽ׳һڷȡ
    3Windows̬ӿ⣺DLL򣬽ڱDLL½нܡ
    4Windowsģ飺ģ飬Ǿĳģ飬
ظãڱģ½нܡ
    5Linux̨֧Linuxϵͳ޴г򣬽ڱLinux
½нܡ
    6Linuxģ飺֧LinuxϵͳҾĳģ顣
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1.4.5 ķ
    ԳĳΪֵ֣䣬䣬䣬䡣
    1.ֵ䣬ȸĳֵ䡣һʹá=ӱֵ͸ֵҸֵһҪͱֵԻͬݡ磺
    1Ըֵǩ1.=ȫԡ
    2ֵͱ1=29000
    2.䣬йве䡣עͲݸ䡣
    3.䣬ִʹõ䡣һֳжָԵԻֿ֧չֿ֧ṩĵøʽΪ磺Ϣ򣨡Һã0
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1.4.6еĹؼ
    еɱԵĹؼ֡е
ơƺӳƵȵȶǿԶģƵʱҪ
ȷҪֹЩؼ
    ȻǿЩؼʱϵͳҲԶʾΪ˼ٲ
Ҫ鷳Ҫ
--------------------------------------------------------------------------------------------

1.5.1׳Ľṹ
    ׳Ľṹнܡ׳Ҫһʾ棬һʹһ
Ϊ棬ָһڡȵĴڣҿ
зʾϢ档ʾʱһϵеĴ
¼硰ϡ¼ߴ类ı䡱¼ȣܴûõЩ¼
˲κεĶֻʾһڡʹõЩ¼ͻγ¼
Ͳӳ򣬶ӳǷڳн֯ģÿһڶӦһ
򼯣ҲԼԼĳ򼯣򼯰ɸӳӳ
롣Ǹͷ
    ΪдҪдݵıΪãԽԶ
ͣԽͼƬԴáΪ˵ϵͳӦóӿAPIʹø
ĹܣҪDLLЩڡ塯ɡ
    ΪظóԴÿζдĳδ룬ṩԶӳ⣬
ģ飬ãҲд׼̬ӿ⣬ԼԵá
    ΪĳṹTűдһ׳иֵϵ
--------------------------------------------------------------------------------------------

1.5.2ʼдһ׳
    дһ׳򡣱һʾһťť
ͻʾá⼸֡
    ΪʵЧʾֵĵطڴеʾ嶼ɴڲ
ʹñǩʾ֣ȻҪһťûĵų
һ׳
    ½һ׳򣬡׳򡱼½еġWindowsڳ򡱡Ժ
½ᵽġ׳򡱣ָWindowsڳ򡱡
    Ȼڡһڡ1ǩһťͼ1-13ʾ
    ע⣺򿪲˵ߡһϵͳáеġͨǩԷԿͨ
ַʽһͨΪһڡĴһͨΪ
һӳ򡱵ӳĬǵһõ׳ʱһ
Сһڡ˲ҪĶڵƣʱʾ
    ʱѡƶУڴڿհ״һ
һϽ½ⰴ겻֣ϳȻ˫еİťԶл༭棬Զɡ_ť1_ӳȻڹ괦´룺ǩ1.=á

Ϻ󣬾ͿгˡԵԹеаťҲ԰F5г򡣳кеİťǩʾáͼ1-16ʾͨ롱˵ΪEXEļ
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1.5.3һ׳
    еһ׳ʱԿһڣھǴ½׳
ʱġһڡбǩһťҲڳʱȥģ
ʾȻڴڵʱ˺ܶ¼ڲعĴηϢ
ʾڵģֻWindowsϵͳĻйءťʱ
Ǹһťl-ӳ򣬶ӳ˳ڵĴ룬ı˱ǩı
⣬ʾá֡һ׳˳ϡرԵϽǵĹرհť
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1.6׳    
    ˵һ׳ıдԳ˽һıд̣ǹ˼
ƽ棬д롣ͼдһԸӵ׳ϤԵĲ
һ༭ʾֵÿһΰť༭еֵͼ1λж
ĲԽ޸ġ
һ½һ׳ڴһ༭Ͱťͼ1-17ʾ
    ͼ1-17ڶ׳
    ڶѡб༭иı༭Ĳԣ뷽
ʽԸΪı롱ı䡰ıɫɫ͡塱ԡ
    ˫ťڡ_ť1_ӳ룺༭1.=ıֵ༭1.ݣ+1
    ĲϺ󣬰F5г
    к󣬿Կ༭ֻˣÿεť༭еֶ
1һ򵥵׳ˡ
    ڱж_ťl_ӳӳӦť
굥¼Ӷеӳĸר½ڽ⡣
    ִй£ͬҲȵһһڡб༭
밴ťûťʱһť1 jƤӳеĴ뱻ִС
뽫ȡñ༭еݲlʾر༭С˴ҿľǱ༭
ͨťһֱС
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1.7С
    ԻһΪйûһЩɫĹܣڴҪ
˽ԵĹɫ磺õ뷨ǽ⡣
    ԵİװǽΪ򵥵ģֻŲһһװɡҿԼ
ءװ°档
    װԣϤԵĽ棬ŵԵһЩá
    дԵĴҪһЩעʹƴĸ룬չ
룬лڵȣͨѧϰռɻƽ档
    ͿԸű鿪ʼдһ׳ˣҪڴ
ԡϰºܵĵڶ׳˽
ӣԵ޸ģ¼ӳɡ
    κ󣬴ҿɽԵ̳ڴ̳ʣҳлһ
ԴӣҿһЩǰдԴѧϰ
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ڶ͡ʽ
    ݴڴ̻ڴж䲻ͬĴŸʽ˾ʹڲͬ͡
˽͵ԣԱ̿˵ʮҪġ
    оһЩ㣬е㶼Ҫʹʶͨ
ʽжԸ֮ĹϵҲҪͨ
    ½͡ͱʽЩлݽнܡ
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2.1Ե
    һڲӦݣ1ݵ2裬Գ

    ǳĶ󣬲ĽıݵݡȷҪһˣ
ǰѡ⿵ԭϣݽȻʼ⿣ݽв
һˣıԭݵ״ó
    ҲһҪһЩݽвڲǰҪȶԱݽ
͵ıȻ߷Ըݽвõ
һɽʾ
    Եʹݽṹ֣ɷΪͺ͸͡
Ͱֵ͡߼͡ʱ͵ȣͰûֿ֧Զ
ͣ
    ͿͻԵ͵ȵȣڱһ
½н⣬Ҫṩĸ͡
--------------------------------------------------------------------------------------------

2.2.1˽
    л6ֵ֣͡߼͡ʱ͡ıֽ͡ڼ
͡ӳָ͡
    ְֵֽ͡͡͡͡С͡˫С͡
ЩʹֵΧڱʾĳȣԲ鿴͵ĳС
еġ2-1͵ĳȺռֽڡ
    ֽ͡0255ֵ֮
    ֵݣ磺13556
    ߼ݣֻ2ֵ桱򡰼١
    ʱݣ¼ڼʱ䣬磺[ 2002-2-2]
    ıݣ¼һı磺ıԡڳбʾһı
ݣҪ˫Žı
    ֽڼݣ¼һֽݣʾΪ{2345 lͼƬmp3ʽļ
ǵ͵ֽڼݣڳУŴݵıһҪΪֽڼ͡
    ӳָݣһӳڴеĵַ
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2.2.2ͷֵ
    1
    ֻͣҪ½ıϰ¿ոͻᵯ
ббѡͼɣͼ2-1ʾҲƴӢ
ֱ룬磺ͼzsxӢint
    ͼ2-1
    2ӳ򷵻ֵ
    ͸ֻͬҪӳ˻ֵöķ弴ɡ
ӳ˷ֵͣͱʾӳ˷ֵӳбдʱ
Ҫǵøӳ򷵻һֵ
    °汾µͣҲ͵бвѯ͡
--------------------------------------------------------------------------------------------

2.2.3ȷֵ
    1Ըֵ
    ÿԣÿԶԼ̶ͣԸֵʱҪ
ǵԵͣ磺⡢ơԶı͵ģ߶ȡԶ
͵ģӡֹԶ߼͵ġ
    ԴڸԸֵܶԶǵһ˵Ȼڲ˵
ѡṩѡһ㲻ʹôԸֵʱ򣬾Ҫע
ֵһҪͱֵԵ磬ʹôıԸֵʱҪ
˫Žֵ༭1.=ıԡ
    ߼Ըֵʱֻ2ֵ桱򡰼١ť1.ֹ=桿
    ԸֵʱֱӸҪıֵɣ༭1.߶=100
    һЩҪעԣ磺
    (1)ɫйصԣ񡰱ɫıɫȣͣи
ԸֵǸһɫֵõɫֵжΪṩֱ
á#+ҪֵɫɡɫֵҲʹáȡɫֵ()ã磺ǩ1.ɫ=#ɫߡǩ1.ɫ=ȡɫֵ1229023
    (2)ͼƬйصԣ񡰵ͼͼƬȣһ㶼ֽڼ͵ģڳ
УֱӸһͼƬɡ磺ͼƬ1ͼƬ=#ͼƬ1
    ҪͼƬеͼƬֱӸͼƬһֽڼֽڼһ
űʾ磺ͼƬ1.ͼƬ=
    (3)ʱ͵Ըֵڿкܶʱ͵
ԸֵҪ롰[һһһ]мҪֵʱ䣬磺1.=[2004115ա롾=[2004-1-15]
    (4)͵ԣУԶжѡÿѡǰһ
༭뷽ʽԡ
    ڳиԸֵֻҪԸѡǰɣ༭
뷽ʽԸΪ롱Ҫ룺༭1.뷽ʽ=2
2ȷֵ
    ͸Ըֵķͬ˱ͺҪֵҪע⸳ֵҪͱͬ磺1=ıԡıֵ1=323342ֵ1=[198211]ʱ͵ıֵ1=#ͼƬ1ֽڼֵͼƬ1ͼƬԴеԴ
    Ҫע⣬ӳָ롱͵ıֵʾΪ&+Ҫָӳ磺1=&ӳ1
    3.ֵ
    Խһʽļֵԡ磺1=2*3+5༭1.=༭2.=༭3.ݡ
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2.2.4ݵıȽ
    ڱУڸݼбȽϡ֮ͬбȽϣֱӽУ֮ͬбȽϣҪȽ͵תֵͬתΪͬһͺܽбȽϣᱨ
    磺༭һҪȽϱ༭еǷ50ڱ༭еһıҪ༭еתݺٽбȽϣ´룺ֵ༭1.ݣ>50
    ȽϺ󣬻᷵һ߼ֵ50ͻ᷵棬Сڻ50ؼ١
    гõͼתУ
    ֵ()һͨת͡
    ı()һͨתı͡
    ֽڼ()һͨתֽڼ͡
    ֽڼת()һֽڼ͵תͨݣĵ2תɵ͡
    ʱ()һı͵תʱ͡
    ʹЩͼ以תͿԽвͬͼıȽˡ磺Ƚ2༭ĴСϢʾȽϵĽõ3༭ʾϴСĽڴ3༭һť˫ťȻ룺 
       ֵ༭1.ݣ>ֵ༭2.ݣ
       Ϣ򣨡༭1еֵֵΪ+ı༭1.ݣ0
       ༭3.=ıֵ༭1.ݣ-ֵ༭2.ݣ
       ֵ༭1.ݣ=ֵ༭2.ݣ
       Ϣ򣨡2༭ֵһֵΪ+ı༭2.ݣ0
       Ϣ򣨡༭2еֵΪ+ı༭2.ݣ0
       Ϣ3.=ıֵ༭2.ݣ-ֵ༭1.ݣ
     ֮ıȽҲһһҪעͣͬ͵ıһҪ
תͬͺٽбȽϡ
--------------------------------------------------------------------------------------------
2.2.5͵Ĵ洢ֽ
    1͵Ĵ洢ֽ
    ֵ͵ݶڴռһĴ洢ռ䡣ֽ(byte)ϵͳеĻ洢
λռֽԽֵܹ࣬ķΧԽ
שש
  һ    ռֽ      ȡֵΧ                                    
ǩ贈贈
                4         -2, 147, 483, 648 ~iJ 2, 147, 483, 647            
ǩ贈贈
              8         -9, 223, 372, 036, 854, 775, 808                
                                9, 223, 372, 036, 854, 775, 807                   
ǩ贈贈
    С            4           3. 4E383.4E387λС                      
ǩ贈贈
  ˫С        8         -1. 7E3081.7E30815λС                    
ǩ贈贈
    ߼            2           桱򡰼١                                
ǩ贈贈
    ʱ        8          10011յ99991231                      
ǩ贈贈
  ӳָ          4         ߴΪ4ֽڡ͵ⲿ 
                                ϵͳAPIнһӳڴеĵַ   
ǩ贈贈
    ı                      ֽ0һϵַ                     
ǩ贈贈
    ֽڼ                      һֽ                                    
ߩߩ
 ----------------------------------------------------------------------------
ƣ               ռֽ4         ȡֵΧ-2147483648-2147483647               
ƣ                     ռֽ8         ȡֵΧ-9223372036854775808-9223372036854775807
ƣС                     ռֽ 4        ȡֵΧ-3.4E38-3.4E387λС
ƣ ˫С                    ռֽ 8        ȡֵΧ-1.7E308-1.7E30815λС
ƣ߼                     ռֽ 2        ȡֵΧ桱򡰼١
ƣʱ                    ռֽ8         ȡֵΧ10011յ99991231
ƣӳָ                     ռֽ4         ȡֵΧߴΪ4ֽڡ͵ⲿϵͳAPIнһӳڴеĵַ
ƣı                     ռֽ  -       ȡֵΧֽ0һϵ֧
ƣֽڼ                     ռֽ -        ȡֵΧһֽ
--------------------------------------------------------------------------------------------   

     ϱԿֵ͵ɵֵΧԽռõֽھԽࡣ磬͵ֵ3000͵ֵ3000ֵ3000ϵͳռõĿռȴͬռ2ֽڣռ4ֽڡԣʵӦʱҪԼҪѡʹõͣ洢ռ˷ѡ磬洢-3276832767ڣҪöͣʹСԾȲߣͿʹСͶò˫
С͵ȵȡ
      2ݵ
    ĳʹ洢ֵɵķΧͻᷢ󡣱磬öݴŴ32767ֵõĽѡʱҪռ˷ѣҪֹݵ
    һһݵ½һ׳Ȼڴ2༭1ťȻ˫ťڡһťl-ӳȰCtrI+L½һΪlΪͣȻ룺1=ֵ༭1.ݣ༭2.=ı1
    гڱ༭һܴ糬ʮλȻťͱɷΧ༭ʾĽ
--------------------------------------------------------------------------------------------

2.3.1˽
    ṩÿһڲΪһͣ磺ͼƬ򡢱༭
ťȵȡЩ;ԡȵȶȫͬڳ
ҲԵһʹá磺1lпֱ
ûֵһΪ塱ı1ʹô룺1=11;˻ԡڳбʾñԷ£1.߶ȡ1.߶=200
-------------------------------------------------------------------------------------------

2.3.2̬
    ЩͿʵֶ̬򴰿ʹáƴ()
ƵǴѾ磺1һ
ťťºڴһȻı䶯̬ӵĻ
ԣóõĴ£
ӳ_ť1_     ֵ-       -         ע-
1      ͣ         ̬-       -          ע-

ƴ11
1.=0
1.=0
1.屳ɫ=#ɫ
1.=桿
--------------------------------------------------------------------------------------------
2.4Զ    
    ʹṩ⣬ԸҪԶµ͡Ҫ
һ͡Ρ巽£
    һ½һ׳ڳ˫Զ͡ͼ2-3ʾ
ԶлԶ͡Ľ档
    ڶԶͽ水CtrI+N½һ͡Ȼ
ΪΡھһελȡھϵĺ;µ
ꡣԣڡԱϰ4λس4Ա4ԱֱΪ
Ϻꡯꡱºꡯꡱ
   ע-   
ԱϺ꣬꣬º꣬    ͣ͡

     󣬾ҪʹԶˡһǡ()"
Զ͡ΡΪηдڴһ
һť˫ťڡһťl-ӳ½һΪ
ΡȻΪΡȻ룺

.Ϻ  1.ߡ
.  1.ߡ
.º  1.ȡ
.  1.߶ȡ
1. (.Ϻ, ., .º, .)

г򣬵ťԻı߿СһΡ
--------------------------------------------------------------------------------------------

2.5
    дʱ˴ʹԻ򷽷вʹҲ
ǳҪ漰ϵȽȲҪʹ
    ṩ˴縳ֵʱʹõġ=ţǸֵȽϴ
Сʱʹõġ>͡<ţǹϵȵȡ

ࣺţϵ߼ֵ
ţ+ 壺ӷ㣬Ӻߵ ʾ+
ţ- :㣬ߵ ,ʾ-
ţ* :	˷㣬˺ߵˣʾX
ţ/,  : 㣬ߵ ʾ¡
ţ\,  : 㣬ߵʾ\
ţ% :                       ʾ%
ϵ>   :жǷ                     ʾ>
ϵ<,    :жǷС                     ʾ<
ϵ=== :жǷ                     ʾ=
ϵ>=    :жǷڵ                 ʾݡ
ϵ<=    :жǷСڵ                 ʾܡ
ϵ<>=:жǷ񲻵                  ʾ١
ϵ=   :жǷԼ                     ʾ֡
߼&&qie :߼Ӽͬʱ ʾҡ
߼||huo :߼Ӽѡ ʾ
ֵ=       :ȺźֵֵȺǰĶ ʾ=
    еȼڳеʱᰴշŵȼ𣬴Ӹߵ
Сȼμ2-3Գȼ

Сţ*ˣ/\%+ӣ- <Сڣ  <=Сڵڣ  >ڣ  >=ڵڣ  ==ڣ    !=ڣ =Լڣ ߼룩 ||߼ =ֵ 
ȼС>>>>>>С>Сڵ>>ڵ>>>Լ>߼>߼>ֵ

    ½ֻ͸ֵԺнй½
ܡ
--------------------------------------------------------------------------------------------

2.6.1ʽ
    1
    ϽڱѾˡڳбʾΪ
    +ӷ㡣磺3+2
    һֵ㡣磺10-2-1O
    ˷㡣磺23
    㡣磺20/12
    ܣ㡣磺125ὫһСֽȥ
    %㡣롰һڶ
ظӡ磺1220%1001220%100%120
    2ʽ
    źŽģ﷨ʽӣ
ʽ磬һϷʽ1=612+168-23\10
    ʽȺǰȼжġ
    ʽĽԱã磺ʽĽϢʾϢ򣨣612+168-23\100
--------------------------------------------------------------------------------------------

2.6.2ֵ͸ֵʽ
    1=Ǹֵڳиֵôıԣ󲿷ֶʹ
=иֵģȺźֵֵȺǰĸֵ磺1=100༭.߶=200
    2.ֵʽһȷĸֵʽһҪֵ֤ͱֵĶ֮
ͬͬҪתͬͺٸֵ
    3.ֵ=͹ϵ=Ȼ2ʹõͬķ
ţȴֵͬ=ڸֵ=ұߵֵֵ=
ѡıԡԱԶͳԱϵ=ǱȽ
ߵֵǷȣȷ棬ȷؼ١磺12.ͣͣ͡1=2ǩ1.=ȡǩ1=ȡ
    У䡰еġ1=2ùϵ=
ȽϣȻ᷵ء桱Ȼ᷵ء١ء桱ִУǩ1
⣻ȡء١ִУǩ1=ȡ2иǩ
ԸֵĴУʹõľǸֵ=
    עֵʽʽ̶Ϊһơxxx=xxx䣬κʽµġ=
ΪȽ
-------------------------------------------------------------------------------------------
2.7С
    ȻпܶͲһ˽͸Ҫõͼס
½ڻὲø࣬ҾͿһ˽ˡ
    еĳЩ̽Ϊ򵥡͵ֻһҿ
ĳеͣݸֵݵķΧӶõĲԽҲ
½ͺ󲻸ֵϢʾԲ鿴ͬݡ
--------------------------------------------------------------------------------------------

±Դ
    йŵʱҪͨ棬д벻ʹã
ͨµѧϰӦձĶ巽ʹ÷
    ˼壬ֵǹ̶ġԵĺֿ֧Ѿ˴
ֿ֧ͨҲᶨһЩûҲڳжԼĳ
    ͼƬԴҪڳʱãԽ
ԵԴУڱʱʱãԴеԴͳһ
ִļ档
    ½ܱԴʹ÷Ӧʵ
--------------------------------------------------------------------------------------------

311˽
    һ֣Դ洢ɱݣڴռһĴ洢Ԫ
Ԫд洢ֵǸñֵ
    ʵȫ԰ѱһɶֻɵǸֿɱ
ݡȷ˵Խʱõ궫ͽŵ
ĶȻǿԸıģóҲԷŽȥҲһ
ȡеݣҲԸıеݡ
    һ漰ıƶˡ1򵥵Ķ塣ʵ
ǿⶨģҲԸҪһʵ֣磺
ıֱӶΪꡱպ鿴
ʱܿ˽ñãҷ˽롣ڱʹúܶʱ򣬶
ΪҪһõĶƵϰߣԺı̽кܴ
ʱҲҪע⣺ַ֣ұгһ⣬ʹ
źͱ㣬ЩΪ˷ֹͳеֵͷظɳĻҡ
    ڳеӦǷǳ㷺ġŸ͵ݣ
ΪĲʹãڡƴѭ()ĵڶ¼ѭ
Ĵ
--------------------------------------------------------------------------------------------

312
    мͣͬıҲͬӱ÷Χ֣
ԽΪֲ򼯱͡ȫֱ
    ֲֻڵӳвܱõıӳ޷á
Ϊӳ򱻵õʱֱռϵͳڴ棬ӳִн󣬱ռ
䱻ϵͳջأ˾ֲǷǳʡϵͳڴġ
    򼯱һ½ڱбáڳеã
ҪڱǰӳӦġơǰ׺磺Ϣ_.10
    򼯱ڵĳеӳ򣬶ɷʳ򼯱ӳ
Ҫʵݣʹó򼯱洢
    ȫֱڳкгӳ򶼿ʹõıҲǸǷΧ
ıֱڳкռڴռ䣬ڳнŴڴ
Ի᳤ʱռϵͳԴݳʵʵʹá
    ѡʹñʱѡϸñʹ÷ΧıͣԽʡϵͳ
档
    ӱ֣ԽΪ̬͡
    ̬Ǿֹڵľֲӳ˳ʱֲ̬ܹ
סԹ´μʹãǾ̬ıͲܣ´νӳʱ³
ʼֲá̬ԣӳִϺ󣬽ոӳе
Ǿֲֲ̬ˡ̬ԣӳִϺҲᱻգ
ӳٴαʱֵ̬Աϴαʱ״̬̬ʹã
ںľ̬½ϸܡ
    ԴһݵıеÿԱӵжĴ洢
ԪԵú͸ֵʵԿǶɵġ
Ϊά͡άݽ½
ϸܡ
    ķܶ࣬һУѾ漰һЩĶ壬Ctrl+L
ֲָƺ͡Cl+G½һȫ
ֱԵġ롱˵ѡ¾ֲ͡ȫֱ
ֲȫֱ
    ͼԡ루i ȫֱg
    ڡڳϰسԲµġ򼯱͵ı
͡һϸܡ
    ͼԡ
    ûжıд벻ͨ룬Shift+Enter
뵱ǰУ״̬лӦĴʾҿڱдʱʹһЩδ
ıһҪסȻ󽫹ƵвShift+Enter
±д롣
    ͼ״̬ʾҲ
-------------------------------------------------------------------------------------------- 
313ĸֵ
    ֵʱҪעͣϸ͵ĸֵ򼴿ɡ
    ĸֵмҪעĵط磺
    1ֵݸֵʱݻԶת
    ֵ͵ݿԱд뵽ֵ͵ıУϵͳԶת
Ʃ罫һд뵽ͱУһд뵽СͱеȵȣǴʱ
עֹһᵽ⡣Сͱд뵽ͱʱᶪʧ
СݣǧעʹãתһһӦ
    2ʹáֵͬʱֵ
    ֵ2һֵԴڶǱֵ
ı飬ڶظӣӶֵı磺ֵ1001234
    к󣬽l23ͱ4ͬʱֵ100һд൱
д룺
    1=100
    2=100
    3=100
    4=100
-------------------------------------------------------------------------------------------

314ĳʼֵ
    ĳʼֵһֱڳкûиֵǰĳʼݡÿһ
͵ıʼֵͬıͱĳʼֵһıʾΪֵͱ
ĳʼֵOȵȡ31ʾ
ĳʼֵ
ֵͣͣ  ʼֵ0   ʼֵڴеıʾ0
ͣ߼ԣ  ʼֵ٣  ʼֵڴеıʾ
ͣʱͣ ʼֵ18991230գ ʼֵڴеıʾ[18991230ա 
ͣıͣ  ʼֵı ʼֵڴеıʾ
ֽͣڼͣ  ʼֵֽڼ ʼֵڴеıʾ

    ҿһ򵥵̣鿴ֱĳʼֵ½һ׳һ
һťȻ˫ťڡһťl_ӳУ
lOֱֲ𽫱Ϊֽڱ
С˫С߼ʱıֽڼȻݱӦͣ룺 1дУֽڱС˫С߼ʱıֽڼ
    г򣬵ťὫ10ֵдڻϣû
жЩиֵԻʾЩĳʼֵμ̡
ʼֵ.e
--------------------------------------------------------------------------------------------

3.2ֲ̬
   ̬ǾֲҪԡС̬ԵľֲΪֲ̬
ֲ̬ӳϺԱݣǾֲ̬ͨ
ÿνӳʱ³ʼ
    ̬൱ڡֲ͡ȫֱĽϣоֲ
ͬʱȫֱڡ
    ̬Ķȡķܼ򵥣ľֲľ̬ϵ
̬ϳ̡֡󣬼ʾһ̬ٴε̡
ȥʾȡ塣Ҳھ̬ϰոҲԶȡľ̬
ԡͼ34ʾ

ͼ3.4һΪ1Ϊ̬ͣǣע-

    дһ򵥵ĳһ±ľ̬ԡ
    һ½ĳ򴰿ӱ༭ťͻһ
ťıΪӡ
    ڶ˫ťڡһť1_ӳУ½2ֲ
    һΪ̬һΪǾ̬
Ϊͱ̬Ϊ̬ԡ
    Ĳ룺ӳ_ť1_ֵͣޣޣעޡ
    ̬̬ͣͣǣ飺ޣעޡ
    Ǿ̬̬ͣͣ飺ޣעޡ
    ̬=̬+ֵ༭1.ݣ
    Ǿ̬=Ǿ̬+ֵ༭1.ݣ
    1.дУ̬Ǿ̬
    岽гڱ༭һȻť
    ͼ35Ч
    Կÿεťͻʾ2ݣеڶеǲģ
ʾǷǾ̬еֵһеÿζ༭е֣ʾǾ̬
е֡
    Է֣ÿεť̬ͷǾ̬ϱ༭е
Ǿֵ̬ÿεť󣬶ָĳʼֵԴ룺
    Ǿ̬+ֵ(༭1)
    ʵڴ룺0+ֵ༭1.ݣ
    ̬ᱣϴεֵǵġ
--------------------------------------------------------------------------------------------

3.3
    ԴһݣĳԱж壬ڳк󻹿Զ̬ı䣬ֵҲֶԶ̬Ĺʹ÷ǳ
Ӧ÷ǳ㷺һֱ
    ַΪά͡ά
    άԱıʾʽΪ[Ա±]
    磺[2]ʾеĵ2Աע⣬е±Ǵ1ʼ
ģԲڡ[O]Ա
    άԿһĵά飬ĳԱҲԿǶά
顣άԱıʾʽΪά[Ա±][Ա±]
    磺[1][2]˼һάеĵڶԱ
--------------------------------------------------------------------------------------------

3.3.1Ķ弰ֵ
    1Ķ巽
    ҪĳԱ磬ҪΪ3
Աڡ3ġб[1]
[2]ͱ[3]Աͼ36ʾͼ3.6    ͣ ̬ 飺3 עޡ
    ͼ36
    2άĶ巽
    ġ룺ԱԱ磬Ҫһ2ά
ÿά3Աڡ롰33ͼ37ʾͼ3.7  ͣ ̬ 飺33 עޡ
    ͼ37ά鶨
    2ά飬Կ3ӵ3ԱĵάɣиԱ
Ա˳Уʾ£
    [l][1][1][2][l][3][2][1][2][2][2][3][3][1]
[3][2][3][3]
    УάԱҲԵάıʾʣϱߵĶά
9ԱԱ˳ҲԱʾΪ
    [1][2][3][4][5][6][7][8][9]
    Ҳֱӳ֮Ϊ飬Ժûرᵽ鶼ָ
  3ĸֵ
  (1)ֱӸֵ
  ĸֵǸеĳԱֵÿԱжĴ洢ռ䡣е
ÿԱԿǵıʹøֵķĳԱֵ磬һ2Ա鸳ֵÿԱΪ100Ϊ[1]=100[1]=100
  磬һ2ά鸳ֵÿά2ԱÿԱֵ100[l][1]=100[1][2]=100[2][1]=100[2][2]=100
    (2)ֵ
    ֵһʮּķʹһԴŽҪֵ
ÿֵáŸֵеĶӦλõĳԱ潲ĸ2Ա鸳ֵÿԱֵ100Ϳʹķ=100100
    ʹַԱܶ鸳ֵΪ㣬һ10Ա
飬Ϳ룺=102030405060708090100
    (3)ֵ
    ʹáֵ()鸳ֵֵ()"ɽָĳԴ߱赽һϵбȥ<1>ΪֵԴ<2>Ϊֵı顱һԱظӡҲԲοʱİ磺ֲ1  ͣ 飺3ֵ1001[1],1[2]1[3]
    (4)ֱķֵ鸳ֵ
    Щķֵһ飬Կֱʹø÷ֵ鸳ֵֵʱ
Ҫע⣬鶨ͣҪעĳ
ԱǿɱģصԱҲ̶ԿԶշֵ
ԱΪ0ķֵ󣬻ԶԱ磺ָı()
ķֵһı͵飬ڳпԱʾΪı ͣı ̬ 飺0 עޡı=ָıȡĿ¼\
    кĿ¼ǡd\Wrogram Files\eǷָ󷵻غıǡd
Program Fileseı3ԱÿԱֵǷı
(5)
    ЩĲ飬򷽷ҪݰϢ˽
е塣续Ļηһе˳
¼θĺֵǳɶԳ֣ԣÿ2ԱʹҪε1㣬Ҫû廭һξͿ´룺 ͣ ̬ 飺6 עޡ[1]=50[2]=10[3]=0[4]=100[5]=100[6]=1001.Σ飬
--------------------------------------------------------------------------------------------

332̬
    صĳԱҲǿɱ
зǳԣڳУԶ̬
ΪӳԱɾԱȵȣʹﵽ˶
Ķ̬
    ̬Ҫͨʵ֣ṩ
10רͼ38ʾ
Ͳμ32ʾ
ͼ3.8 ֿ֧ض飬ȡԱȡ±꣬飬ԱԱɾԱ飬㡿
ͼ38

32
ض            ͣ ¶ָάάֵ          ȡԱ          ͣ ȡָȫԱĿñΪ飬-1                           
ȡ±            ͣ ָάõ±(С±̶Ϊ1)                                   
              ͣ ݸƵָ                           
Ա              ͣݼ뵽ָβԶԱĿ                 
Ա              ͣ ݲ뵽ָָλãԶԱĿɾԱ              ͣ ɾָеĳԱԶԱĿ                                       
              ͣɾָегԱͷЩԱռõĴ洢ռ                                     
              ͣ ֵָڵԱп                                    
              ֵָͣڵгԱֵȫΪ㡿

    ͽʵ˽ζ̬Ĺ顣½һ׳ڴ2
༭1б5ťͼ39ʾ
    бΪĲǲɼģڳڲвｫ
Ĳбʾ༭һдӵݣһ
дԱ͡ɾԱĳԱλã༭ġ뷽ʽԶ
óɡı롱5ťı5õ
    ͼ39̵ĳ
    ˫Աťл༭棬Ȼ½һ򼯱
Ϊ顱Ϊ͡ȻΪ0Աͼ310
ʾͼ310 ڳڳ1 עޡ+ ͣ 飺0 עޡͼ3һ10жһ
    1ƴѭ()͡ȡԱ()
    ƴѭ()͡ȡԱ()һʹãһƴѭ
ͿɵĵеÿһԱ£áȡԱ()
еĳԱȡȻô˳Ա޶ƴѭ()ѭÿѭ
ѭͻlԾͿã[ѭ]
    дͿηеÿԱڱҪǣҪһ
ʾеÿԱҪеÿԱȡӵбУ
ÿζҪʾеĳԱ½һӳӳר
бˢʾݵģԽʡܶ롣
    ڳƽCtrl+N½һӳ򣬽ӳΪˢб"Ȼ
ӳ룺ӳˢб ֵͣ  עޡѭ ͣ ̬ 飺 עޡб1.գƴѭףȡԱ飩ѭб1.Ŀı[ѭ]ƴѭβ
    еļƴѭһѭѭlͽ顾l
б򣻵ڶѭѭ2ͽ顾2б
ƣͽеĳԱбڱԱͣҪת
ıͺټб
  2Ա()
  Ա()ܼ򵥣һдԱڶд
ĳԱֵǽ༭lеݼ飬˫Ա
ťġ_ť1_ӳ룺ӳ_ť1_ ֵͣ  עޡԱ飬ֵ༭1.ݣˢб򣨣
    ˢб()øղ½ġˢбӳӳ򱻵úͻ
ӳеĴ롣Ժÿζ󶼽ӳʾ
Ա
  3Ա()
  Ա()ʵǿеָλüԱĵڶдԱλáб༭2дԱλã˫Ա ťڲӳ룺ӳ_ť2_ ֵͣ  עޡԱ飬ֵ༭2.ݣֵ ༭1.ݣˢб򣨣
  4ɾԱ()
    ɾԱ()ԽָλõĳԱɾĵڶ
дɾĳԱλáñ༭2дɾĳԱλã˫ɾԱťڲӳ룺ӳ_ť3_ ֵͣ  עޡ ɾԱ飬ֵ༭2.ݣˢб򣨣
  5()͡()
  ()ɾָегԱ()ǽ
ֵгԱΪOҪע⣬()ֵֻܶ
вֻʹõˡ()˫顱ťڲ
룺ӳ_ť4_ ֵͣ  עޡ飨飩ˢб򣨣
6()
ҲֵֻܶвԽһֵдӴССС˫еġ򡱰ťڲӳ룺ӳ_ť5_ ֵͣ  עޡ򣨱飬ˢб򣨣    
Сض()()ȡ±()Ƕ
Ժ̻½ʹõͲϸˡμе̡
e
--------------------------------------------------------------------------------------------
3.4Գ
341˽ⳣ
    һ̶ֵԱı䡣й涨һЩЩ
̶ֵеġ#ɫֵ16711680#Fֵ70
ڳʹá#ɫʵǵˡ16711680ɫֵ
    еĺֿ֧ⶨೣЩֱ#ɵã
ֵͳɫֵ#ɫ#ɫı͵ĳ#ŵȵȡԵչ֧
ҲೣĶ壬ӵֿ֧УеҲµĳ
    Եֿ֧Ըֿ֧еĶĳвѯչһֿ֧⣬
ڱչĿһҵѡͿչֿ֧е
бһ󣬰¡F1ʾпйظó
ϢԲ鵽óֵͼ311ʾÿΰװµֿ֧⣬Ҳʹ
÷鿴ֿ֧ЩԷıд
    ͼ3һllԸֿ֧еĳѯֿ֧ű֧޳ʱ޳ʱ ӢNoTimeOut ýűĳʱԣʹűִ޳ʱֵͣ  ֵ-1
--------------------------------------------------------------------------------------------
342 ASCii
    ASCIIǵձֵʽǸּͨõһֳ
ַaASCII97ַbASCII98ȵȣμ33ʾʹ
еġַ()͡ȡ()ASCIIַ֮ת磺
  Ϣ(ȡ(a1)0) ϢʾaASCII롣

3-3ASCII
ASCֵ032Ӧַspace[ո]	
ASCֵ033Ӧַ
ASCֵ034Ӧַ"
ASCֵ035Ӧַ#
ASCֵ036Ӧַ$
ASCֵ037Ӧַ%
ASCֵ038Ӧַ&
ASCֵ039Ӧַ'
ASCֵ040Ӧַ(
ASCֵ041Ӧַ)
ASCֵ042Ӧַ*
ASCֵ043Ӧַ+
ASCֵ044Ӧַ,
ASCֵ045Ӧַ-
ASCֵ046Ӧַ.
ASCֵ047Ӧַ/
ASCֵ048Ӧַ0
ASCֵ049Ӧַ1
ASCֵ050Ӧַ2
ASCֵ051Ӧַ3
ASCֵ052Ӧַ4
ASCֵ053Ӧַ5
ASCֵ054Ӧַ6
ASCֵ055Ӧַ7
ASCֵ056Ӧַ8
ASCֵ057Ӧַ9
ASCֵ058Ӧַ:
ASCֵ059Ӧַ;
ASCֵ060Ӧַ<
ASCֵ061Ӧַ=
ASCֵ062Ӧַ>
ASCֵ063Ӧַ?
ASCֵ064Ӧַ@
ASCֵ065ӦַA
ASCֵ066ӦַB
ASCֵ067ӦַC
ASCֵ068ӦַD
ASCֵ069ӦַE
ASCֵ070ӦַF
ASCֵ071ӦַG
ASCֵ072ӦַH
ASCֵ073ӦַI
ASCֵ074ӦַJ
ASCֵ075ӦַK
ASCֵ076ӦַL
ASCֵ077ӦַM
ASCֵ078ӦַN  
ASCֵ079ӦַO
ASCֵ080ӦַP
ASCֵ081ӦַQ
ASCֵ082ӦַR
ASCֵ083ӦַS
ASCֵ084ӦַT
ASCֵ085ӦַU
ASCֵ086ӦַV
ASCֵ087ӦַW
ASCֵ088ӦַX
ASCֵ089ӦַY
ASCֵ090ӦַZ
ASCֵ091Ӧַ[
ASCֵ092Ӧַ\
ASCֵ093Ӧַ]
ASCֵ094Ӧַ: ^
ASCֵ095Ӧַ_
ASCֵ096Ӧַ`
ASCֵ097Ӧַa
ASCֵ098Ӧַb
ASCֵ099Ӧַc
ASCֵ100Ӧַd
ASCֵ101Ӧַe
ASCֵ102Ӧַf
ASCֵ103Ӧַg
ASCֵ104Ӧַh
ASCֵ105Ӧַi
ASCֵ106Ӧַj
ASCֵ107Ӧַk
ASCֵ108Ӧַl
ASCֵ109Ӧַm
ASCֵ110Ӧַn
ASCֵ111Ӧַo
ASCֵ112Ӧַp
ASCֵ113Ӧַq
ASCֵ114Ӧַr
ASCֵ115Ӧַs
ASCֵ116Ӧַt 
ASCֵ117Ӧַu
ASCֵ118Ӧַv
ASCֵ119Ӧַw
ASCֵ120Ӧַx
ASCֵ121Ӧַy
ASCֵ122Ӧַz
ASCֵ123Ӧַ{
ASCֵ124Ӧַ|
ASCֵ125Ӧַ}
ASCֵ126Ӧַ~
ASCֵ127Ӧַ
--------------------------------------------------------------------------------------------

343ʹ
    ͽһЩóʹ÷
    (1)ɫֵʹ
    ɫԵɫ϶һɫѡֱӸıɫɫѡ
ϿֱѡɫɫֵΪṩڵõʱֱ롰#ɫɣ
磺ǩ1.ɫ=#
    (2)#зʹ
    һıβһ#зڻзıһУ൱
±Ļسñ༭ʾһıԶУҪʹûз
#зӵıǰ漴ɣ磺༭1.Ƿ=桿༭1=ԡ+#з+̿ӻ
    (3)#š#š#š
    Ϊ˲ʹбʾıݵͻнıΪһı
Ҫñ༭ʾһţҪʹá#šҪʾйеţ
Ҫʹó#š#š磺ñ༭ʾҰ!Ҫ
´룺༭1=#+Ұ̡+#š
    (4)ʹ
    У׼101мļ붼Ϊ˺ֿ֧ⶨĳ
ʹֻҪ롰#+ҪõļϵF11ļ룬ó
ʾΪ#F11磬༭ݵʱ򵥵εĳͿ
ڱ༭ġĳ¼ӳ룺ӳ_༭1_ĳ ֵͣ߼  עޡ+ ͣ ο ɿգ 飺 עޡ
ܼ״̬ ͣ ο ɿգ 飺 עޡ棨=#Aأ٣
    кڱ༭н벻ˡA(ȻøճķǿԵ)
    (5)óд
    ܶĶǳ磺ʱ䵽ıָʱתΪ
ء1Ϊתıʱ䡱2ֵΪ³1#
ȫת2#ڲ֣3#ʱ䲿֡дڶʱд֣Ҳ
ֱд磺ʱ䵽ı[20043165ʱ1111]#ڲ֣
--------------------------------------------------------------------------------------------

344öٳʹ÷
    öٳһַǳĳͣһļϣԳ
ԱʽһУʹõĸʽΪ#öٳ.Ա
    Ҫע⣬öٳֻһֳıʽֿ֧ⶨĳϣ
÷ֻͨͬûãԶ塣
    кֿ֧ܶʹöٳֿ֧жġ͡
͡ṩܹ͵öֵ3_4еĳöٳɴ
ڱУͨͣȡ()ȡصǰͶ͡

    34ͳԱֵ

Աδ֪             ֵΪ-1	
Ա             ֵΪ0
Աֵ           ֵΪ1
Աı           ֵΪ2
Ա߼           ֵΪ3
Ա           ֵΪ4
Ա           ֵΪ5
Ա           ֵΪ6
Աֵ       ֵΪ7
Աı       ֵΪ8
Ա߼       ֵΪ9
Ա       ֵΪ10
Ա       ֵΪ11
Աֵ     ֵΪ12
Ա       ֵΪ 13                                                         34Угˡ͡гԱԱĳֵڳУ
á͡еġ͡ԱóԱĳֵΪ4еøóԱ
͵ڵ4ϢʾóԱʹô룺Ϣ#.ͣ0
кϢʾ4
    Ҫע⣬ںֿ֧лˡͬ͡͡͡͡
͡һͣԽһͶɡ͡͡ı
ԼԱ͸ıԱֵ͡һֵֻԵöԸ
䡣
    ͡ĳԱֵҪͨı䡣
    һ͡һıͳԱȻóԱֵ
򡱣ȻϢʾóԱ£ ͣ͡.飨61.ֵҰ򡱣1Ϣ򣨱.ȡı10
     ԡ͡ĲһЩ()ȡ()ȡԱ
()ȡı()ȡֵ()ȡ߼ֵ()ȡ()ȡ()ȡ()ֵ
()()пʹЩ͡
--------------------------------------------------------------------------------------------

345Զ峣ʹ÷
    ˸ֿ֧ⶨĳ⣬лԶ峣Լ涨һµĳ
ֵԶ峣ԶһЩ̶ֵ½ڻὫAPI
ãͻ漰һЩ̶ĳֵĶ壻ʹһЩԶ峣ӱ
̵ԣжطĳԶ峣ʱıԶ峣ֵ
ЩøóĵطԶøıֵԽʡдʱ䡣
    ͼ312Զ峣ԡ
    һµĳ󣬿ⶨ峣ƣȻڡֵó
ֵԶ峣ʹ÷ͷԶĳʹ÷ͬá#+Զ峣
ơ
    һ򵥵ѧϰʹԶ峣½һ׳ڴ1
༭1ǩ1ťȻܵķԶһ
СʾݡȻ󽫳ֵΪҰ򡱡Ҫ˵ǣ
ֵ͵ĳֱڡֵֵɣıͳҪ
˼˫šͼ313ʾƣʾ  ֵҰ򡱡
ͼ3-13һı
˫еİťڡ_ť1_ӳ룺ӳ_ť1_ǩ1.=#ʾݡ༭1.=#ʾݡ
    г򣬰°ť󣬿Կǩͱ༭ͬʱʾҰ򡱡
ڲı£ֱӸıԶ峣ֵٴг򣬿Կı䳣
ֵ󣬱ǩͱ༭ʾҲŸı䡣
 
--------------------------------------------------------------------------------------------
3.5Դ
    ԴųõͼƬȶԴоʹ
õͼƬԴͿԴŵԵԴУԷĵЩͼƬ
Ƶļ
--------------------------------------------------------------------------------------------
3.5.1ԴԴ 
    ڳչԴȻ˫ͼƬͼƬ顱ѡͿл
ͼƬԴĽ棬ԿԶ峣ĽơȻ԰Ctrl+N
˵롱һԴһͼƬͼƬ顱½һͼƬԴҲڡͼƬͼƬ
ơֱӰس
    һͼƬԴ󣬿ⶨһơͼ314ʾ
ͼ3.14  ͼƬͼƬƣͼƬԴ ݣ עޡͼ314ͼƬԴ
    ȻڸԴ˫¼еַᵯһͼƬ
ͼƬԴԡԻ򡣿ԵԻеġͼƬťͼƬ顭
ťµԴͼƬͼƬ飬ͼƬҪ룯޸ĵ򲢹ر
Ի򡱰ť޸ĵݡͼ3һ15ʾͼPDF49ҳͼ315ͼƬԴͼƬ
  2µԴ
  Դ˫塰Դ"еġ"ѡĲ
ͼƬֻͬ󵯳ĶԻͬԵԻеġť
ԴԵݲťֱЧԴֻ֧
֡*MID͡*WAVʽļҲҪ룯޸ĵť
ļͼ3һ16ʾͼPDF49ҳ
ͼ316ļԻ
    ԴеֵʾԴռõֽ
--------------------------------------------------------------------------------------------
352ʹԴеԴ
    ӺԴֽڼ͵ݣʹЩԴķʹóķ
ȫͬá#+Դ磺ͼƬ1.ͼƬ=#ͼƬԴ1
    ǾԴеԴڼϱͼƬͱ֣½һױ
ȻܵķһͼƬԴһԴԴֱΪͼƬͱ֡ԴмͼƬ֡ͼ3-17ʾͼ3-17 ͼƬͼƬƣͼƬ ݣ2359350 עޡƣ ݣ18052 עޡ
   ͼ3-17ͼƬԴ
˫ڣһһϡ¼ӳڸӳ룺ӳ__ ֵͣ  עޡ_.ͼ=#ͼƬ_.ͼʽ=2_.=#֡
  г򣬿Կк󼴻ʾͼƬʼԴеˡͼ318ʾμ̡Դʹãe ͼ318бͼƬͱֵĴ 
--------------------------------------------------------------------------------------------
 353ԴеԴ   
     ͼƬͼƬԴԡԻ͡ԴԡԻжСļ
ťðťᵯһļԻļļչ
չдһҪ͸Դԭļչͬļ
򿪡Ҫ˳еͼƬҪԵͬͼƬչ磬
ŵ.jpgʽ.bmpʽļֻҪͼƬʹüɣҲ
ԿͼƬСжͼƬĸʽ.jpgʽͼƬԡ.bmpļС
ԴķͼƬͬ
    ʹԴеԴáдļ()磺дļC\aa.bmp#ͼƬ1
    кԽԴеͼƬԴͼƬlдC̸Ŀ¼еġaabmp
б档
--------------------------------------------------------------------------------------------
354Դеִļ    
    ԴвܵͼƬļԵļ磮exeĿִļ
ͼƬԴΪ£
    ͼƬԴмһԴȻġͼƬͼƬԴԡ
еġͼƬťȻ󽫵ͨöԻļ͸Ϊļ(*.*)
ҵԴģexeִļͼ319ʾͼ319 ҵִļP51
    Ȼ򿪡ťÿִļ뵽Դ
    뵽Դļáдļ()дá()С
յԴΪִļԴ뵼УдļC\С.exe#ִļԴУC\С.exe٣
    μ̡ԴexeԴe
--------------------------------------------------------------------------------------------
3.6С
ϰ
1ԼΧӱʹ÷Χ֣ԽΪ_____________
_____________________ ӱ֣ԷΪ______________________
2[4][3]˼һάеĵ__________Ա
3նͱķ
4ղѯгֵķԶ弸ڳеá
5дһֻܼ26Ӣĸı༭
6ԴеԴԸֵ磺ͼƬͼƬ=#ͼƬ
--------------------------------------------------------------------------------------------
³£
    ɸ϶ɵģͬɲͬĹṩ˴
ûʹЩʵԤЧһʵһֹֻ
ܣЩܵʵֶ벻ڲõĴǳĻɲ֣
Ҫѧϰ׳ıдȾҪ˽ṩ
--------------------------------------------------------------------------------------------
4.1˽С£
411ĸʽ
    еʽ£ƣ...
    󲿷Ҫдģöŷָ
Ųʡԣ硰()ҪĸԼ͸
ͬ﷨涨硰ı()ֻһΪת
ıݡЩĲܶ࣬硰ı滻()ĸʽ£ı滻滻ı滻ı[滻ı][滻ʼλ][滻еĴ]ǷִСд
--------------------------------------------------------------------------------------------
412ʱͰĵ
    ôǿмȽѡ
    дʱALT+Ҽ()ԶչĲԱûд
롣磺1.λд1.ȡ21.߶ȡ2Ұѧϰԣдλã1.ȡ2  дλã1.߶ȡ2 дݣҰѧϰԣ
    ṩ˼ʱܺݷḻİĵûҪȫ
Ͳ嶼ʵʿУʹֲ뷽(ڵǰ
ϰҹչ)ݲʾ룬Fl鿴Եļʱ
ĵ
    ԵİϵͳУеȷķࡣ磬һıв
ҪҡıеһļвҪҡļ
де
    Եֿ֧У˫չһֿ֧ƣԲ鵽ֿ֧
ࣺ˫չһƣԿڸ÷
һƣͿ״̬еʾпļʹϢͼ4-lʾ
    ͼ41鿴ʱϢ
    ڱдʱĳĺ壬ԽͣڸϣȻ
FlҲʾпļʱϢ
    ˵һ֪ʶ⡱Բ鿴İĵԼʱ
ӷḻÿм򵥵̣Ҳǳ㡣ͼ4-2ʾ
    ͼ42԰ĵ
Ժֿ֧Ѿṩٶչֿ֧Ҳ˺ܶƽʱѧϰͿҪעѧãҪӲʹ÷ֲ뷨ͼʱ
䣬ʱ䳤Ȼͼˡ 
--------------------------------------------------------------------------------------------
413ķֵ
    ִϺзֵе硰()
õֵеصִеĽ硰ȡı()ȡ
ıݣеǷɹ״̬硰Ŀ¼()"ɹ
ء桱ʧ򷵻ء١ȵȡ󲿷ʱ򣬵ǰķֵԺ˵
Ҫһгɹˣ͵Ϣʾɹʾʧܣ
Ĵ룺Ŀ¼c:\ġ=棩Ϣ򣨡ɹ0Ϣ򣨡ʧܡ0
    ﷨涨䷵ֵͣʵʹУӦעпҪԷ
ֵͼת磬༭ֻıͣҪʾһ
Ϳʹáı()תΪıʽʾ£༭1.=ıƽ100
  ƽ()"ķֵһֵ͵ģҪıʽʾڱ༭У
Ҫáı()ת
    Щķֵһͨ͵ݣݲͬ䷵ֵҲ
Բͬ硰ѡ()2һֵڶ
Ǵѡѡظӡѡͨ(ʾ2
)ģĸѡȡڵһֵֵ1򷵻صһ
ѡֵ2򷵻صڶѡԣѡ͵ݣֵΪ
͵ݡͱдһС˽һ¶ѡ    
    һ½һ׳ڴһһť
    ڶ˫ťڡһť1-¼ӳ´룺ӳ_ť1_  ֵͣ    עޡ1.дУѡ4Ұԡ3.14159100000[2004113]12345
    г򣬵ťԿʾ˵4ѡʱ
[2004113ա
    Щ޷ֵ硰()"޷ֵк󲻷κֵ
ֱʹüɣ磺ӳ_ť2_ ֵͣ  עޡ٣
    ǷзֵֵʲôͣͨԵB}Jʱϵͳ
ڳ༭棬ͣѯϣȻF1ʾп
İʾСøʽһУдǰľǸķ
ֵͣ޷ֵʾ޷ֵͼ43ʾͼP56ͼ4-3鿴ķֵ
-------------------------------------------------------------------------------------------
414
    еãаʵǰ½Ѿʹù磺༭1.=ıֵ༭1.ݣ+1
    дڡı()˵ֵǶ׵ǽһ
ֵΪһĲĴȻὫ༭еתֵͣȻ
תֵ11Ľתıʾڱ༭С
    磺дļĲö£дļȡĿ¼+a.txtֽڼ༭1ݣϢ򣨡ɹ0Ϣ򣨡ʧܡ0
    Ĵǽ༭еݱΪĿ¼µһıļϢ
ʾǷ񱣴ɹ
-------------------------------------------------------------------------------------------- 415͵Ĳ뷵ֵ
    1Ͳ
    ЩĲһͱ硰ض()"
ָάάֵĵһָһͱϵ
ͳֿ֧ĵһҪд磺 ͣ ̬ 飺0 עޡض飨٣5ϢȡԱ0Ա100
    ЩĲдݣ硰mp3()"ĵ
Ϳһݣһظӣ
Чȫͬ

     һ֣MP31c:\my music\01.mp3c:\my music\02.mp3 c:\my music\03.mp3c:my music\04.mp3
     ڶ֣б ͣı ̬ 飺4 עޡб=c:\my music\01.mp3c:\my music\02.mp3 c:\my music\03.mp3c:my music\04.mp3MP31б
    ֵķʽŵ㡣Ͳʹǰ½ڽܵĶ̬
ķ
  2ͷֵ
  Щķֵһͱ磺ָı()Ҫһ
ͱķֵ磺ָı ͣı ̬ 飺0 עޡָı=ָı༭1.ݣ
    ָıŷָıصıݡ
ضά()ԽΪ0ɡָıһ
ѭıʾ£ƴѭףȡԱָıѭ༭1.=༭1.+ָı[ѭ]+#зƴѭβ
  õġƴѭ()潲̿ʱܡ
--------------------------------------------------------------------------------------------
42˽̿£

4.2.1˽̿
    ̿ǷǳҪһԿƳе·ߣ
һʱЩ룬ڲʱЩȡıд
벻
    ̿Ϊ3ࣺ֧̿ѭ̿ת̿

    ֧̿()()ж()
    ѭ̿жѭ()ѭж()ƴѭ()ѭ
()
    ת̿ѭβ()ѭ()()()
    ע⣺ʱдһ룬ֿԸŻ
棬ʱд˷Ѻܶʱ䡣ṩתܣڸ
֮ת磺д()ʱֻһá()
棬ʱͿת̿Уת̿̿
ʹҼ˵תڲ˵ѡתΪһת̿
䡣Щתнͬ磬()͵ж()ɻ
ת
    ṩߣܺĹ۲̿·ߡ硰
()()еС()һ䣺
()С()߼ͷָĴ롣
ͼ44ʾ1>2༭1.=ı1༭1.=ı2ͼ44
--------------------------------------------------------------------------------------------
422֧̿
    1()
    ()ĲΪһ߼ݣ漴١Ϊ棬
˳ִк룻Ϊ٣תͷʾĴмС
    һ̡½һ׳ڡһڡ1༭һťȻ˫ťڡ_ť1_ӳ룺༭1.=༭1.=ԡ༭1.=Ұԡ
    лдá򡱺͡ҡӣ磺1=1001=501=251=01=5
     áӶʱֻҪһʱΪ档У11005025ʱ1ֵͱĳ0͵屶1=100ұ2=501=02=2+1
    áҡӵĶʱΪ档Уֻе1100ұ250ʱ1ֵΪO2Զ1
  2()
  ()ϾͿԿ롰()Ĳͬ()
ʱС()µĴ룬()û
ζ磺棨1>1001=0
    ll00С1=OĴ룬ֱжϽĴ
С
    3ж()
    ṩ߼ֵǷıִλãṩ߼
ֵΪ桱˳ִУתһ֧ȥжϡ
    ж()Ҫķ֧ѡ2δЧͬṹ
Ҳͬʹáж()̽ṹҪ࣬ʹá()
ʹǶ̫࣬ԿҲ˳Чʡ
    á()дĴ룺ȡıұߣȡĿ¼1=\Ŀ¼=ȡĿ¼Ŀ¼=Ŀ¼=ȡĿ¼+\
    áж()дĴ룺жϣȡıұߣȡĿ¼1=\Ŀ¼=ȡĿ¼Ŀ¼=Ŀ¼=ȡĿ¼+\áжϣдһѡĳȣ½һWINDOWESȻڡ_ڡ4ѡ1ť1ǩǩı뵥ѡĿ4ѡıԣֱ뵥ѡıѡťı롰⡱ͼ45ʾͼ4-5ж 
    Σ˫⡱ťڡһť1_ӳ룬жѡ
Ƿȷ_ӳ_ť1_ ֵͣ  עޡж(ѡ1ѡ=)Ϣ(شŬ#ͼ꣬)ж(ѡ2ѡ=)Ϣ(شŬ"#ͼ꣬)ж(ѡ3ѡ=)Ϣ(شŬ"#ͼ꣬)ж(ѡ4ѡ=)Ϣ(ϲشȷ"#Ϣͼ꣬)Ϣ(ѡһ𰸡#ѯͼ꣮)
    г򡣵ť¼󣬳ʼжĸѡѡСȷ
ڵѡѡУ򵯳شȷϢѡѡᵯش
ϢûеѡѡУ򵯳ѡϢͼ46ʾͼ46ѡЧ
    Դб̡жӦãe
--------------------------------------------------------------------------------------------
423ѭ̿
    ѭ̿һ¶ִظĴ롣磬ĳݿǰ
lOO¼ġֶݶʾڱУʹѭֻҪд뼴
ʵ֡
    ѭѭ׺ѭβ2ɣѭѭβԶ
֡ѭױʾѭĿʼѭβʾѭĽѭ׺ѭβ֮Ĵ룬
ѭҪظִеĴ롣
    1жѭ()͡ѭж()
    жѭ()ȼжǷֱѭβ
ĴִУѭÿѭ󣬻һμ顰ж
ѭסеˣ˳ѭִк롣磺ûд100ڵż£1 ͣ ̬  飺 עޡжѭף1<1001=1+21.дУ1жѭβ
    ѭж()ѭжϣһѭ׺ѭβ֮Ĵ룬
жǷѭжβ()еΪ棬ѭ״ѭ
ѭֹĴеġжѭסֱתΪѭж
סнͬġԿһǿԻģ
жλòͬпܶѭڵнӰ죬ʵӦҪע֡
    дбгC̸Ŀ¼ļĳ    
    ȣ½һWindowsڳȻ1б1ť
    ˫ťڡ_ť1_"ӳ룺ӳ_ť1_ ֵͣ עޡļ ͣı ̬ 飺 עޡļ=ѰļC\*.*жѭףļơ١б1.Ŀļƣļ=Ѱļжѭβ
    õˡѰļ()ʹáѰļ()ָĿ¼
ͬļ(Ŀ¼)ʱڶεдԶѰҡ
    г򣬳ὫC̸Ŀ¼еļļϵͳļʾ
бСͼ47ʾͼ47бгC̸Ŀ¼ļ
    ߿ɳԽжѭ()תɡѭж()н
ͬ
  2ƴѭ()
    ƴѭ()ָѭĴĵڶһ
¼ѭһѭʱֵΪlڶѭʱֵΪ2ơ
    дһ1ָΧڵӵĳ
    ȣ½һ׳ڡһڡһ༭һť
    Ȼ󽫱༭ġ뷽ʽΪı롱˫ťڡ_ť1_
ӳ룺ѭ ͣ ̬ 飺 עޡ+ӱ ͣ ̬ 飺 עޡƴѭףֵ༭1.ݣѭӱ=ӱ+ѭƴѭβ༭1.=ıӱ
    гڱ༭һ1Ȼť1
༭еֵΧĺ͡Ҫעǣ󣬾ͻᵼ
ѭʱʱʧȥӦֵΧ̫󣬿ܻ

  3ѭ()
  һڲѭĸ涨˱ʼֵĿֵ͵ֵ
ÿѭʼֵӹ涨ĵֱֵﵽĿֵ˳ѭĸ
¼ǰʼֵơƴѭ()ļ¼ѭı    
  磺100-200֮ͣ´룺1 ͣ ̬ 飺 עޡ+ӱ ͣ ̬ 飺 עޡѭף10020011ӱ=ӱ+1ѭβ༭1.=ıӱ
  ѭġӱõĽ󽫽ʾڱ༭С
  4ѭ 
  ѭǶʹá
  磬һ򵥵ѧ⣺    
ÿֻĸֵ5Ԫÿֵֻ3ԪֻСֵlԪ100ԪǮ100ֻĸСֻ?
    ʵһ̵⣺δ֪ȴֻʽ֪
Ӧòֹһ֡
    ĸСֱΪIJKӦ{I+J+K=100{I*5+J*3+K/3=100   
    Ҫͨöٷ⡣öٷĻ˼Ǹ⣬оп
ЩǲҪġ
    öٷص㷨Ƚϼ򵥣öٵĿܵ϶ʱִö㷨Ĺ
ܴ
    ҪöٳĸСпֵܳȻʽ
2ʽһִ𰸡
    ʹáƴѭ()оٳпֵܳ
    һ½һ׳ڡһڡ1б1ť
ʾ𰸡
    򵥵ķ֪ĸܳ19ֻܳ33ֻ
СܳlooֻԽѭΪ1933ΪŻѭ
ĸ͹ȷС͵looĸ(
1)ѭмá()жϣͬʱϵ2
̣򽫵ǰöٳʾбС
    ڶ˫ťڡһťl_ӳ룺:ĸ ͣ  ̬ 飺 עޡ+: ͣ  ̬ 飺 עޡ+:С ͣ  ̬ 飺 עޡƴѭף19ĸƴѭף33С=100-ĸ+棨ĸ5+3+С3=100б1.Ŀĸ+ıĸ++ı+С+ıСƴѭβƴѭβ
г򣬵ť𰸼ʾбУͼ48ʾ
    ͼ48öٽ
    ̲οеġö⣮e
--------------------------------------------------------------------------------------------
424ת̿
    ת̿ԸӷĿѭ()͡()
ԿӳĽ
    1ѭβ()͡ѭ()
    ת̿ѭġһѭ˵ѭβ
()ֱѭβĴ봦һѭˡѭ()"
ôǰѭͻȻѭԺĴ롣磺
    (1)һ༭ֻʾlOڵ13579£ѭ ͣ ̬ 飺 עޡƴѭף9ѭ棨ѭ%2=0ѭβ༭1.=༭1.+ıѭ+ƴѭβ
    ѭڲʾֵͻִСѭβ()ʾ༭
Ĵ롣    -
    (2)ѭУĳǰѭʹáѭ()
磺ѭ ͣ ̬ 飺 עޡƴѭף9ѭ棨ѭ=8ѭ༭1.=༭1.+ıѭƴѭβ
    ѭ8Сѭ()ѭԱ༭ʾ
1234567
    2()
    ()ִк󣬻˳ǰӳ򡣵ǰӳС()֮
Ĵ뽫ٱִУԶתñӳһ䴦ִС
    ڡ()Ĵ벻Уԡ()Ҳڳ
ں½ڻнܡзֵӳʹá()ִ
ҪעʵʷֵҪӳķֵƥ䡣緵
ʱ͵ݣأ[20041115]
ѭʹá()ҲֹһѭС磺1 ͣ ̬ 飺 עޡƴѭף201棨1=10أ༭1.=ı1ƴѭβ
    l10ʱ򣬾С()"ǰѭ͵ǰӳ򶼻ᱻ
ֹ
    3()    
    ()ǽǰ׳С۵ǰ׳жٸ봰ڣ
ᱻԶرաڳĹرհť()ûзֵҲûв
رյǰĳһڣӦʹáڡġ()
    磬ڰ¡رհť󣬾ͽ򣺡ӳ_رհť_ ֵͣ  עޡ
ע龡ڳʹм봰ڵķ
--------------------------------------------------------------------------------------------
4.3
    ½ڽ½ܺ½صԱڽһЩ½δἰ
ĳο
--------------------------------------------------------------------------------------------
431ı
    ڱдʱⲻ˶Դı͵ݽвıȽȫ棬
ǰѾõָı()ĳı
    1ȡı()
    ȡָıֽڳȣַֺΪ1ֽڵĳȣֺȫǱ
Ϊ2ֽڵĳȣ磺ȡıȣ༭1.ݣ
    ȡ༭ıĳȡ
    2ȡı()ȡıұ()͡ȡıм()
    3ȡһıλõı磺ȡıߣ༭1.ݣ4
    Խ༭еǰ4ַȡ
    3Ѱı()͡ı()
    ӵǰıָλÿʼѰָıҵıλáѰ
ǴָıײʼѰңı෴磺Ѱı༭1.ݣ1٣
  к᷵ҵĵһλá
  4ı滻()
Խָıĳһı滻磺༭1.=ı滻༭1.ݣ42XX
  ༭1е4λÿʼ2ַ滻ɡXXʾԭ༭С
    ıͨ໥ʹã̡ı滻e
Чͼ49ʾڰ°ť󣬽༭еIPַ滻ɡ1921680255
Ϣʾ滻ı
    ͼ49༭Բı
    滻ǰҪǽ滻ıλҵIPַ׸ı䣬Բִ192168045ΪҶIPַǰһҵȻϡռõ2ַͿԵõIPַıĵһַλãҵλã
Ϳȷ滻ıλáIPַǰġǵһҪѰ2
ΣڶδӵһһλÿʼѰңͿҵȷλˡ
    Ҫ滻ıȡֻҪõ滻ıȣͿԵõȲҡ
룬ġӡλãȻáӡλüIPַһַλãͿԵõIPַıȡõĴΪӳ_ť1_ ֵͣ  עޡıλͣ ̬飺ޱעޡ+ıλ2ͣ ̬飺ޱעޡ+ȡıͣ ̬飺ޱעޡıλ=Ѱı༭1.ݣ1٣ıλ=Ѱı༭1.ݣıλ+1٣༭1.=ı滻༭1.ݣıλ+213192.168.0.255ıλ2=Ѱı༭1.ݣӡ1٣ȡı=ıλ2-ıλ+2Ϣȡıм䣨༭1.ݣıλ+2ȡıȣ0
--------------------------------------------------------------------------------------------
432ʱ
ʱҲǽϳõһԶʱݽв
1ʱ()͡ʱ䵽ı()
     2ʱݺı֮ת磺ʱ䣨2004/2/2 12:30:25
    ʱ䵽ıԽָĲֵʱתı磺ʱ䵽ıȡʱ䣨#ڲ֣
    2ȡʱ()
  Խǰϵͳڼʱȡñ༭ʾǰʱ䣺༭1.=ıȡʱ䣨
    ʾʱıһʱ롱ʱ䣬ȡʱеָ
֣Ҫʹʱʵ֡
    3ȡָʱ䲿ֵ
    ȡָʱ䲿ֵУȡʱ䲿()ȡ()ȡ·()ȡ
ڼ()ȡСʱ()ȡ()ȡ()ȡ()ȡ()ȡʱ
()Сȡ()͡ȡʱ()ֵʱֵͣΪ
͡
    ȡʱ䲿()ȡʱеֵָ磺
    (1)ȡǰʱݣȡʱ䲿֣ȡʱ䣨#ݣ
    (2)ñ༭ʾǰʱġꡢ¡ա༭1.=ıȡڣȡʱ䣨
--------------------------------------------------------------------------------------------
433λ
    λָݽжƵλ㡣ڲǲöƷʽ洢ʹ
ݵģ뵽֡ĸֵϢԶƵʽ洢
    νƣԡһһΪԭ򣬶ֵмĽλƣ
ճʹõʮƣֻʮǡʮһ
    λӢBitҲΪλ
  ڼڲгõĽλ4֣
  ƣ2lOlɣ±2׺Bʾ    
  ˽ƣ81O7ɣ±8׺Qʾ
  ʮƣ10l08ɣ±lO׺Dʾú׺ʡԡ
  ʮƣ16l08ĸAFɣ±16׺Hʾ
    磺21001010ʾΪ10010lO(B)˽234512ʾΪ234512(Q)
ʮ4523ADFʾΪ4523ADF(H)ʮĺ׺ʡԡ
    òͬλƱʾ֮䣬ԸһĹ໥ת
    1ʮ˽֮ת
    һλʮλʾһλ˽3λʾ
    תΪʮʱСλΪ磬ÿλ飬಻
λʱO磺101010010101(B)=ool0 10100101 0100(B)=2A54(H)
    תΪ˽ʱСλΪ磬ÿλ飬಻
λʱ0磺1010100101 01(B)=101010010101(B)=5225(Q)
    ʮתΪʱСΪ磬ÿһλʮתΪλ
У˽תΪʱСΪ磬ÿһλ˽תΪλ
С
  2.ʮͶ֮ת    
  (I)תΪʮ
  λӦġȨ֮ͼΪöӦʮȨָ
2nλ磺    
    101110010111B=l26+0x 25+l24++123+l22+021+O20+12-1+O2-2+12-3+12-4+12-5=9271875(D)
    (2)ʮתΪ
    ʮתΪʱֺСֱַתֲó
ȡ෨Сֲó˻ȡ
    ʹóȡ෨תķǣ
    (1)ʮСҪתɵĽλƵĻʮҪתɵĽ
λƱʾ
    磬ʮ6תɰ˽6<8ʮ6ҲԿ˽
66(D)=6(Q)    
    (2)ʮҪתɵĽλƵĻøʮҪתɵĽλ
ƵĻȡתĵλʱõСֻ̾
תĸλ
    磬ʮ12תɰ˽128ΪlΪ44<8ټת
12(D)=14(Q)
    (3)һõȻҪתɵĽλƵĻڶĲֱ
СڻΪֹȡõ̽˳У
    ̡õ...ڶõһõ
    磬ʮ205תɶ£
    2052Ϊ102һl
    1022Ϊ51ڶΪO
    512Ϊ25Ϊl
    252Ϊ12ĸΪ1
    1212Ϊ6ΪO
    62Ϊ3Ϊ0    -
    32Ϊ1߸Ϊ1
    ʱl(2תϣõĶΪ
    1100110(̡߸ĸ
һ)
    ʹó˻ȡתСķǣ
    ڱתʮСӦϵĳ2ֱ֣
СΪ0Ϊֹ                                                                              磺ʮ06875תΪ£
    068752=1375СһλΪl
    03752=075СڶλΪ0    
    0752=15СλΪl
    052=10СλΪ1
    һõĳ˻СΪOתΪO1011
    3еλ
    (1)λȡ()
    λȡ()ԶֵÿһλֵȡOΪ11Ϊ0
ֵתʮ
    磺༭1.=ıλȡ80
    к󣬱༭ʾλȡ-8l
    (2)λ()
    λ()ԶֵĹͬλС롱㣬ֵ
ĹͬλΪ1򷵻ֵĶӦλҲΪ1Ϊ0Ϻ󣬷ֵתʮ

    磺
    һĵ4λΪ1һĵλΪ1򷵻ֵĵλΪ1
    һĵ4λΪ0һĵλΪ1򷵻ֵĵλΪ0
    һĵ4λΪ1һĵλΪO򷵻ֵĵλΪ0
    һĵ4λΪOһĵλΪO򷵻ֵĵλΪ0
    磺༭1.=ıλ루5689
    кԵóĽΪ245689ֱתɶΪ0011 10000101
l001λ󼴻ó0001 1000"24"
    (3)λ()
    λ()ԶֵС㣬ʮƷء
ֵĹͬλΪ0򷵻ֵĶӦλҲΪOΪ1Ϻ󣬷
ֵתʮ
    һֵĵ4λΪ1һֵĵλΪ1򷵻ֵĵλΪ1
    һֵĵ4λΪOһֵĵλΪ1򷵻ֵĵλΪ1
    һֵĵ4λΪ1һֵĵλΪO򷵻ֵĵλΪ1
    һֵĵ4λΪ0һֵĵλΪO򷵻ֵĵλΪ0
    磺༭1=ıλ5689
    кĽΪ1215689ֱתɶΪ0011 1000010l 100l
л󼴻ó0111 1001121
    (4)λ()
     λ()ԶֵĹͬλС㣬
ʮƷءֵĹͬλ(Ϊ0Ϊ1)򷵻ֵĶӦλ
0Ϊ1Ϻ󣬷ֵתʮ
    磺
    һֵĵ4λΪ0һֵĵλΪ1򷵻ֵĵλΪ1
    һֵĵ4λΪlһֵĵλΪ0򷵻ֵĵλΪ1
    һֵĵ4λΪlһֵĵλΪ1򷵻ֵĵλΪO
    һֵĵ4λΪ0һֵĵλΪ0򷵻ֵĵλΪO
    磺༭1.=ıλ5689
    кĽΪ97 5689ֱתɶΪOOll 1000O101 1001
󼴻ó0110 000197
--------------------------------------------------------------------------------------------
434
    1ļ()͡дļ()
    ļ()һļݶ򣬷ֵһֽڼݣ
Ĳļȫ·ļԽļһֽڼͱ
У磺1=ļC:\Downloads\echs.zip
    Զļݾáдļ()дļСдļ()
ĵһָдļȫ·ļļչҪļʽƥ䣬д
ļʡ罫ֽڼݡ1едļУдļC:\echs.zip1
    2Ѱļ()   
      Ѱļ()ָ·ѰļĿ¼ҵͷƥ
ļĿ¼ûҵͷһıĵһΪѰҵļ
ڶΪѰļļԡѰһĿ¼ѰļC:\aa#Ŀ¼
    3Ŀ¼()͡ɾĿ¼()
    Ŀ¼()ԴһĿ¼ɹ棬ʧܷؼ١ɾĿ
¼()ɾһĿ¼ɾɹ棬ʧܷؼ١
    Ŀ¼()Ŀ¼ʱ丸Ŀ¼ڣᴴʧܣ
һԴ༶Ŀ¼ˣҪ༶Ŀ¼ҪжÿһĿ¼ĸĿ¼
ڣһһĴĿ¼
    ͱдһ༶Ŀ¼ĳ
    ½һ׳ڡһڡһ༭һť༭
Ķ༶Ŀ¼
    ˫ťڡһť1_ӳ룺ӳ_ť1_ ֵͣ  עޡָı ͣı ̬ 飺0 עޡ+Ŀ¼ ͣı ̬ 飺 עޡ+Ƿ񴴽ɹ ͣ߼  ̬ 飺 עޡ+1 ͣ ̬ 飺 עޡָı=ָı༭1.ݣ\Ŀ¼=ָı[1]ƴѭףȡԱָı-11Ŀ¼=Ŀ¼+\+ָı[1+1]棨ѰļĿ¼#Ŀ¼=Ŀ¼Ŀ¼=棩Ƿ񴴽ɹ=桿Ƿ񴴽ɹ=١ѭƴѭβϢѡǷ񴴽ɹɹʧܡ0
    ʹˡָı༭еıԡ\Ϊ־ָָıǸĿ¼Ŀ¼ʹáƴѭ()мĿ¼ѭΣ
Ŀ¼аһ̷ѭҪ1áѰļ()Ѱ׼
Ŀ¼ڼһ߼¼Ƿ񴴽ɹʹϢʾ
Ľͼ410ʾ    ͼ410༶Ŀ¼    ̲μе̡༶Ŀ¼e
    4ļ()
    ļ()һָļɹرļļšȻ
ֻһļļȡõļţǺܶļ
Ҫʹõģ硰ı()͡дı()()
͡д()ȵȡʹôԱȶļʵָĲ
    罫һıļ򿪲áı()ıʾڱ༭У༭1.=ıļC:\.txt
    ͲһһˣҿԸİϵͳѧ
ңڱ̹ϤЩ
--------------------------------------------------------------------------------------------
4.4С
    Եļɻ༭ṩ˷ḻı̹ߣˣἴʱб
룬ҸʾҲʹòҹܣҵҪ༭롣
ֿ֧ԷĳϢʽԶ淶Ա
˲鿴Դ롣
    Եİʮǿ󣬴ѧϰʱҪѧԼʱʹFl
鿴صϢ𵽶ѧá
    ṩдʱʹüҼչĲ
Աûд롣ٳеĴ
    ֪ʶ⡷ṩ˸Ĵͼ̣ҿв鿴
    һԽϰ
    1ı()ķֵ_____________͡
    2֧̿______________________
    3ѭ̿_______,______,______,______
    4. ת̿_____________________________________
    5ѭд2001000ڵͣмַ
    6бд༶Ŀ¼
--------------------------------------------------------------------------------------------
 ӳıдã£
    ӳһϵзװʵģ黯üڳĽṹ
ʹṹִṹɹĻϡ
    ǰ½ѾӴһЩӳ硰_ť1_ӳͨԱµѧ
ϰԼӳʶıдӳ
--------------------------------------------------------------------------------------------
511ӳķ
    еӳԷΪࣺ¼ӳ򡱺͡ûԶӳ򡱡
    ǰġһť1_ӳڰť¼ʱҪִ
ĶֶӦ¼ӳ򣬳ġ¼ӳ򡱡磺ťб
˫µ¼ѡаťе¼бѡЩ
ͿɶӦ¼ӳ򣬴ҿЩ¼ӳдִеĴ롣
ʱһЩ¼ͻԶִӦӳ¼ӳơֵ
ͺͲϵͳģû޸ġ
    ûԶӳûͷֵûжӳ
ûԸҪڳʱ޸ġ 
    ʹӳĺôܶ࣬ƩжδڳжദظãʱͿԽ
дһӳУ˴ظͶҪ޸δʱֻҪ
һطɣڳ޸ģʵãƩҪʵһԸӵ
ܣȫдһ𣬷ִ޷ȷԴʱɽֽΪ
⣬ʹӳʵ֣ߴȷԺȡ
    ¼ӳи¾ἰҸʽԹ̶˱½صԶ
ӳĶʹá
--------------------------------------------------------------------------------------------
512ûԶӳĴ
    ӳǴڳеģɳ򼯷һ½׳ûн
βûг򼯵ģʱʹò˵롱򼯡½һ򼯷
ԼдûԶӳ򣻻ͨڴհ״˫꣬ԶôڶӦ
ڴʱִеĳ)˫ťҲᴴôڶӦĴڳ򼯼
Ӧȱʡ¼ӳ򡣴ʱͿڵǰڳµӳˡͼ51
ʾ    ͼ5һlڳ
    ûԶӳԷڴڳУԶĳУȻ齨
ǰõûԶӳڵǰڳУͿԷǳ
򼯱ʹеҲҲΪ㡣
    2ѽͨлвͨڲ˵л
    һµӳͨڳ༭水¡Ctrl+Nڳ༭
Ҽڵ˵ѡһӳ򡱣ѡԲ˵롱һ
ӳ½ӳͼ5-2ʾ   
    ӳԸҪ޸ƣڶӳʱѡ
书ܵƣ硰͡ͳַȡ
--------------------------------------------------------------------------------------------
513ӳĵ
    ӳĵ÷ĵ÷ͬӳƾͿԵøӳ
ӳҪṩҪӳͺͲ˳
дҪñӳ򷵻ֵʹúӳ򷵻ֵͬͱ

-------------------------------------------------------------------------------------------
514ֵͲĶ
    ʹá()ԽӳĽظĳʹá
    Ϊӳ巵ֵҪӳġֵ͡Ԫж䷵ֵ
ͣͬʱӳһ֧Уʹá()صֵ

    ΪӳӲ壬ӳϰسһհײ壬޸
òƺͼɡġ͡ΪգϵͳĬΪͲ
ĳġɿաδãڵøӳʱͱΪ˲ṩʼֵ
    ӳĲڵǰӳڿԵá磺ӳ ֵͣ  עޡ+1 ͣ ο ɿգ 飺 עޡ+2 ͣ ο ɿգ 飺 עޡأ1+2
ӳУӳΪ㡯ֵΪ͡ӳ2ͲֱΪ1͡2
    ӳԶԲ㣬شøӳķ£ӳ_ť1_ ֵͣ  עޡ༭1.=ı㣨134546233456730
--------------------------------------------------------------------------------------------
515дһӳ
    һʵαдӳ򡣱иӳͳһıĳַ
ֵĸ
    ½һ׳ڴ2༭1ťһ༭
뱻ҵıɽ䡰СΪ桱ڲ鿴һ
ҵıťıΪʼҡͼ53ʾ
    봰ڶӦĳ򼯣½һӳ򣬽ӳ򷵻ֵΪͣ2
ıͲֱΪѰı͡ѰıȻӳ´룺ӳı ֵͣ  עޡ+ı ͣı ο ɿգ 飺 עޡ+ı ͣı ο ɿգ 飺 עޡı ͣ ̬ 飺 עޡ+ҵλ ͣ ̬ 飺 עޡ+ ͣ ̬ 飺 עޡı=ȡıȣıҵλ=Ѱııı1٣жѭףҵλá-1=+1ҵλ=Ѱıııҵλ+ıȣ٣жѭβأ
      ıԶӳʹˡѰı()ָ᷵
һıУָλÿʼȳֵλãûҵһlѭѰ
ָıֱʧԶѭѭʹ÷ͳƵıش
    ڡһť1-¼ӳϢʾҵĽ£ӳ_ť1_ ֵͣ  עޡҵ ͣ ̬ עޡҵ=ı༭1.ݣ༭2.ݣϢ򣨡ҵ+ıҵ++#+༭2.+#ţ0
    гڱ༭lһıȻڱ༭2ҵı
°ťϢʾҵıͼ54ʾ    ͼ54Ѱıн
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516ӳָ 
    вӳڴеʼַΪ硰߳()
ʹĳЩⲿAPIʱҲͬҪ֪õӳڴеʼַ
Уӳָͱ¼ӳڴеʼֵַΪ+ӳ
磺1=&ӳ1̣߳1
    ֵ֮󣬡l(Ϊӳָ͡)洢ľǡӳ1Ŀִд
׵ַ
--------------------------------------------------------------------------------------------
5.2ӳĲ
    ӳÿڡοɿա͡顱ԡԾ
ļԡڽǵú÷
--------------------------------------------------------------------------------------------
521ġο
    ӳġοϵͳΪǰӳʱǷΪָ
ݵָ롣ݹĲΪ顢û͡ⶨ͡
ıֽ͡ڼݣ۴ǷΪ桱(ѡ)ָ롣
ݵӦλôͲһµ໥תƩ罫͡
ݴݵС͡ĲУݱʵʴǰϵͳԶ͡
תΪС͡ݣȻٽдݡ£ʹΪ桱
ϵͳҲ޷ָԭݵָ룬ֻܴݱϵͳָɹش
ôӳжԴ˲ݵĸĽӦطӳӳʱṩĲ
ϡ
    ӳ塰οԣֻҪӦλôϡ̡ɡ
    ͨһ۲조οԵá
    ½һ׳Ȼڡһڡһһť
    ˫ťڴ༭½һӳ򣬶ӳΪԡΪӳ
2ΪֱͣΪο͡ǲοοġοϴϡ̣ӳ ֵͣ  עޡ+ο ͣ ο ɿգ 飺 עޡǲο ͣ ο ɿգ 飺 עޡ+ǲο ͣ ο ɿգ  飺 עޡο=1000ǲο=1000ڡ_ť1_ӳ룺ӳ_ť1_ ֵͣ  עޡ1 ͣ ο ɿգ 飺 עޡ+2 ͣ ο ɿգ 飺 עޡԣ121.дУοеı:+ı1ǲοеı+ı2
г򣬹۲нͼ55ʾ
    ͼ55οԶԱӰȽ
    Уÿεťͻáԡӳ2޸ġӻ
ʾԿӦοılӳڲӦĲ
޸ģӦǲοı2ûзκα仯
    ̲οе̡Ĳοԣe
--------------------------------------------------------------------------------------------
522ġɿ"
    Դֿ֧һЩԱʡԣһҰʱԿʡ
Ĳˡ硰ʱ䵽ı()ĵڶǿʡԵģҲ
һĬϵݣ£øʽ<ı>ʱ䵽ıתıʱ䣬[ת]ָʱתΪıء<1>ΪתŶıʱ䡱λʱͣdate<2>Ϊת֡ΪͣintԱʡԡֵΪ³1#ȫת2#ڲ֣3#ʱ䲿֡ʡ˱ĬΪ#ȫת
    ûԶӳҲʵĹܡ
    ӳʱЩܾõͬݡÿεøӳ
ָֹΪʼֵһǳ顣£Խ
ΪòĬֵӳУΪɿա͡ӳ
򱻵ʱòûָĳʼֵΪòĬֵ㡣ĳ
ġɿաδãڵøӳʱͱΪ˲ṩݡ
    塰ɿաԵķͶ塰οͬԴϡ̡ɡ
Ҫ⵱ǰӳ򱻵ʱòǷ񴫵ݣáǷΪ()ȷ
ϡ
    дһԽмӷӳ˽⡰ɿաԵʵӦá
    ̽ӼĹһӳͨȷӷ㻹Ǽ㣬Ϊսмӷ㣬Ϊм㡣
    һ½һ׳ڴ3༭2ť1ǩ
ťıֱΪӷ㡯͡"ǩıΪ=
ͼ5-6ʾ
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ӳ3ͲֱΪ͡е㡱
е㡯ġɿաԱãӳ³룺ӳӼ ֵͣ  ע + ͣ ο ɿգ 飺 עޡ+  ͣ ο ɿգ 飺ޱעޡ+е  ͣ ο ɿգ 飺 עޡ
ǷΪգе㣩أ+أ-
    ӳУе㡯ӳк㣬òΪսмӷ㣬
òΪм㡣
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ť2һӳзֱ룺ӳ_ť1_ ֵͣ  עޡ༭3.=ıӼ㣨ֵ༭1.ݣ飨༭2.ݣӳ_ť2_ ֵͣ  עޡ༭3.=ıӼ㣨ֵ༭1.ݣ飨༭2.ݣ1
    Կڡһťl_ӳУʡˡӼ㡯ӳ3
д    
    г򣬲鿴кЧͼ57ʾ
    ͼ57Ӽ̵Ч
    ʱ߰ťеġӼ㡱ӳû
˽еǼӷ㡣ұ߰ťеġӼ㡱ӳ
Ϊ1˽еǼ㡣̿Բοе̡Ӽ㣮e
--------------------------------------------------------------------------------------------
5.23ġ"
    ӳҲԽ飬ϵͳġMP3()ĵڶͿԽ
顣ûԶӳҲʵܣһ飬ӳڲд
    ӳˡ顱Ժ󣬾ͿԸдһ
    ӳĲǡ顱ͱԶˡοԡ
    ġ顱ԣڸòϴ򡰡̡
    ͱдһ̣˽á
    һ½һ׳ڴһһť
    ڶ˫ťڳƽһӳȻӳΪ
ԡӳһƸΪ顱
ѡУӳ ֵͣ  עޡ+ ͣ ο ɿգ 飺 עޡ=100200300
    ڰťlӳ룺
    ӳ_ť1_ ֵͣ  עޡ ͣ ̬ 飺3 עޡ=1020301.дУӳǰгԱֵı[1]ı[2]ı[3] ԣ飩1.дУӳгԱֵı[1]ı[2]ı[3]
       г򣬲鿴Чͼ5-8ʾ    ͼ58Ч    
    к󣬻ʾӳǰиԱֵڵӳ󣬿
Զ˲οԣгԱֵ˸ı䡣
-------------------------------------------------------------------------------------------  5.3дѰıӳ
    ҿܾʹWindowsļܣָĿ¼Ŀ¼Ѱض
ļαдһѰļӳʵֶ༶Ŀ¼ļ
    һݹ㷨ӳָĸĿ¼мļԱļȻ
Ŀ¼еĿ¼ÿһĿ¼ӳٴνļ
ϵֱеĿ¼ȫϡ
    һ½һ׳򣬰ͼ59ʾڴб밴ťһ
༭ǩťǩıⰴͼʾ޸ġ5-9ļ̽ 
    ڶлƽ棬½һӳ򣬽ӳΪļ
2ıͲֱΪĿ¼͡ļԽļġ
աѡУĬļΪյʱѰļӳ룺
    ӳļ ֵͣ  עޡ+Ŀ¼ ͣı ο ɿգ飺 עޡ+ļ ͣı ο ɿգ 飺 עޡѰҽ ͣı ̬ 飺 עޡ棨Ŀ¼=Ϣ򣨡Ŀ¼Ϊա#ͼ꣩أ棨ļ=ļ=*.*棨ȡļұߣĿ¼1١\Ŀ¼=Ŀ¼+\Ѱҽ=ѰļĿ¼=ļжѭףѰҽ١б1.ĿĿ¼+ѰҽѰҽ=ѰļжѭβѰҽ=ѰļĿ¼+*.*#Ŀ¼жѭףѰҽ١棨Ѱҽ١.Ѱҽ١..ļĿ¼+ѰҽļѰҽ=Ѱļ#Ŀ¼жѭβ
    ӳȶԲЧԼ飬һжѭ()ָĿ¼
ƥļ뵽бУڶжѭ()Ŀ¼
Ŀ¼Ŀ¼ǡ...͵ݹӳֱĿ
¼(Ŀ¼µĿ¼)ȫϡ
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    ĲгĿ¼༭롰c\Ѱļ༭롰*mp3ťбоٳCMP3ļЧͼ3-10ʾͼ3һlOҵCmp3ļ
̲μ̱Ŀ¼СѰļe
--------------------------------------------------------------------------------------------
5.4С
    򼯵ӳƣԼƶøΪ֣
ڳıд
    ϵͳ¼ӳеĲòҪġľͻᱻûԶӳ򣬴
Ӧ¼ˡ
    ½ӳԡοɿա顯˻Ҫ
ʵжòᵽԵá
    ҿŽϰ
    1ӳĶ巽Ͳ÷
    2дһмӼ˳ӳ򣬲ͨøӳһ򵥵ļ
    3½Զ򼯲бдӳȻеøӳ
    4µġ༶Ŀ¼̣ĳɴ༶Ŀ¼ӳ򡣷һ߼ֵ
ʾǷ񴴽ɹ
-------------------------------------------------------------------------------------------- ´˵ͶԻ
    ǳӻĻԪҲǳҪ룯
һĶӵԼԡ¼ͷԿӻĽ
õĶװ֤׳򿪷ıЧ
    ˵ΪWindowsرWindowsͻص㣬ѳΪûѺ
زٵɲ֡ʹû쳣򵥺ͷ㣬ҲʹĽ
ۡȥҪΪһ򿪷һ˵һ׵顣ڣͨ
ǿļɿһʵõĲ˵ҲһﷱصĹ
    ԻǷװõı׼ʽ壬ʵһܡ½׳
ġϢ򡱺͡򡱶Ի
    Ĭ£ÿ½һ׳򴰿ڳ򣬶ԶӦһһ
ڡԼԡ¼ͷҿΪؼ
вֱܴ塣½ڿʹò˵ڳʹ
Ҽӡ
--------------------------------------------------------------------------------------------
611ڵĻ
    Ϊ׳½һں󣬿в鿴ôڵԡͼ6-l

ͼ61 
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ťеġ󻯰ťСťΪ桱ɡͼ6-3
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Сͼ64ʾ
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Ϊڼ뱳֣ôСͼȹܡ
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ӰDel
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ɫ
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ͬġ
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3խɵ߿򡱡4խ̶߿򡱡5ʽɵ߿򡱡6ʽ̶߿
ȡĬֵΪ2̶ͨ߿򡱡߿ԸֵʱֻҪıı߿ǰֵָ
Լɣ磬_"ı߿Ϊ1ͨɵ߿򡱣£_.߿=1
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612ڵĻ¼          
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613´ں͵
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ԡΪ123456û붼ȷ͵Ϣʾ١¼
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    г򣬳к󣬻ֱӵ¼ڡڵ¼û룬¼ͼ6-9ʾ
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614ڵҪ
    ڵҪУ()()ͼ()̲˵()ȡ
    ڵз·ҵֿ֧壬չϵͳֿ֧⡱͡ڡУгеķͼ610ʾ
ͼ6һlOڵз
    1ƶ()
    ı䴰ڻ򴰿λúͳߴ磬4ֱΪָڵġ
ߡߡȡ߶ȡ磬lƶ2020ߴı
Ϊloo߶200ʹ´룺1.ƶ2020100200
    ҲͨΪlԸֵķﵽͬЧ1.=201.=201.=1001.߶=200
    ȻЧͬһǵʵ֣һΪԸֵ
2()
    ÷ԽָڹرգͷŸôԴ磺_.٣
    һڡٺ󣬳ҲԶˡͨ(ǡһڡ)
ӰС
    ڵġ()롰()ͬ()
У()ֻǹرָĴڲͷŴԴ(һ"ٺ
Ż)
    3()
    ǰڡĴλϵͳǰ̨ӵ뽹㣬Ϊɫ
¿ɽһڡ_.
ڴδ״̬µñἤڣ¼
ڴڼ״̬µñ¼
    4ͼ()"
    ÷ñϵͳеͼꡣ2
    1ͼݡָеͼֵ꣬ΪͼԴͼֽڼ
ݻͼļʡԱʾѾ˵ͼ꣺
    2ʾϢŵͼʱֵʾı
    һͼĴڡ
    ½һ׳ȻԴһͼƬԴΪͼꡱڸԴ
мһͼļ(ICOļ)
    Ҫע⡰ͼ()ͼƬܹͼļߴСƵͼƬ
ͼƬᵼ¡ͼ()ʧܡ
    ȻڴһťťıΪشڡȻ˫
ťڡһť1_ӳ룺ӳ_ť1_ ֵͣ  עޡ_.=١_.ͼ꣨#ͼ꣬ͼ̡
    صһڡѡһڡ¼еġ¼ڡһһ¼ӳ룺ӳ__¼ ֵͣ  עޡ+ ͣ ο ɿգ 飺 עޡ棨=2ͼ꣨_.=桿
    ¼ġ͡Ϊ2ͼ˫ͼ꣬
ʾһڡ    г򣬵شڡťͼ6-11ʾ
    ͼ611ش
ڱغ󣬿ϵͳôڵͼꡣͼ6-12ʾ
ͼ612ͼ
    ˫ͼ꣬ԿڻָʾͼҲ̲μ
е̡ͼ꣮e
  5̲˵()
  ÷̲˵˵Ƽɡ
  桰شڡУһ²˵
  ڡڡеҼѡ񡰲˵༭ᵯ˵༭Ķ
ڶԻвһ˵2Ӳ˵˵Ϊ̲˵2Ӳ˵
Ϊʾڡرճ"ͼ613ʾ
ͼ613Բ˵༭
һ˵󣬿пò˵ͼ6-14ʾ
    ͼ6һ14Ӳ˵Ĵ
Ȼڡһһ¼ӳм´룺棨=3ڡ̲˵̲˵
    жϵ¼ĲΪ3ʱ(ͼϵҼ)á
̲˵()ķеġ̲˵
    гͼϵҼͼ615ʾ
    ͼ6һ15̲˵
    ˵ԿûκЧΪûи˵дκδ룬Բ˵ı༭
½ڽܡ
--------------------------------------------------------------------------------------------
6.2༭˵£
--------------------------------------------------------------------------------------------
621½˵
    ΪӲ˵Ҫʹṩġ˵༭ѡ˵ߡ
˵༭ڴϵҼѡҼ˵еġ˵༭
ʹȼ[Ctrl+E]˵༭
    ڲ˵༭ԻУǰ롱͡롱ťµĲ˵
һ͡һťԵӲ˵ĲΡ˵Ӳ˵ִ
Եơ͡ơ"ť˵ʾȺ˳
  彲½˵
  ½һ׳򣬴򿪲˵༭ڱ༭½3˵ļ༭
Ȼÿ˵Ӳ˵ͼ6-17ʾ
    ͼ6-17༭˵
г򣬲鿴½Ĳ˵ͼ6-18ʾͼ618˵Ч
    ˵С桱͡˳ѡ֮ķָߣǲ˵-
--------------------------------------------------------------------------------------------
622˵ȼ
  1˵ȼ
  Ϊ˵ÿݼסAltͬʱһͿԵָ
˵ܡһ£ֱʾ˵&F        &F˵
    罫ղű༭Ĳ˵ȼͼ619ʾ
    ͼ6һ19˵ȼ
г󣬿ʹԶȼ򿪲˵ͼ620ʾͼ620ȼ򿪲˵
  2˵
  ڱ༭˵ʱ֣ᷢ˵СѡСӡ3ԡ
  (1)ѡС
  ԿƲ˵ǷΪѡ˵һ˵ѡСԱѡ󣬸ò˵ǰͻ
̡֡ͼ6-2lʾͼеġڡ˵ġѡСԱѡ    ͼ6-21˵ġѡС
    (2)
    ˵ġưťġֹԣ˵ġ
ȡѡ󣬲˵ͱɻɫܶԸò˵κβͼ622ʾͼе
ļ˵ġûѡ    ͼ622˵ġ
    (3)ӡ
    ˵ġӡԱȡѡ󣬸ò˵ͻأйвɼ
ͼ623ʾͼеġ༭˵ȡӡк󿴲ò˵
ͼ623˵ġӡ
(4)˵ѡ¼
Ҫʵֲ˵ϸѡĹܣҪڸ˵ѡ¼ӳмӦĴ롣
ڴе˵еһѡͻԶɸѡ¼ӳ
    磬ղű༭Ĳ˵еġ˳ѡеĹܡҪڲ
ѡ˳ѡȻɵġ_˳_ѡӳ룺ӳ_˳_ѡ ֵͣ  עޡ
    (5)ʹôƲ˵
    ˵Կڳôпƣ磺༭˵ġӡ
Ϊ٣༭.=١
  ͨı˵ġѡСԣøò˵ѡкȡѡС磬ղű༭
Ĳ˵˵еġڡѡڡһһѡӳ룺ӳ__ѡ ֵͣ  עޡ.ѡ=棩.ѡ=桿.ѡ=桿
    к󣬾Ϳʾȡڡǰġ̡    
    ̲μ̱Ŀ¼еġ˵༭e    
--------------------------------------------------------------------------------------------
6.2.3˵
    ʵڳеҼ͵һ˵Ĺ?ʹá˵()
ָλõһ˵
    ˵()һдĲ˵Ƶ˵λãλõָ˵磬Ҫ굱ǰλõ༭˵ʹô룺˵༭ȡˮƽλãȡ괹ֱλã
    дһͼƬеҼ͵һ˵ĳ
    ½һ׳ڴһͼƬͼƬġ߿
Ϊʽ
    ½һ˵ΪͼƬ˵Ϊ2Ӳ˵ͼƬ͡ɾͼƬ
ͼ624ʾͼƬ˵ĿΪ١
    ͼ6-24ͼƬ򵯳˵
    ѡͼƬ¼бѡҼ¡¼ڲġһͼƬ
1_Ҽ¡ӳ룺
ӳ_ͼƬ1_Ҽ ֵͣ߼  עޡ+λ ͣ ο ɿգ 飺 עޡ+λ ͣ ο ɿգ 飺 עޡ+ܼ״̬ ͣ ο ɿգ 飺 עޡ˵ͼƬ˵
    гͼƬеҼԿλõһ˵
ͼ6-25ʾ
    ͼ6-25ͼƬе˵
    ҪʵͨҼ˵ΪͼƬͼƬĹܣҪڸ˵룬
μе̡ͼƬ򵯳˵e
--------------------------------------------------------------------------------------------
6.3Ի
    õĶԻǡϢ򡱺͡򡱣Ϣ()͡()
Ǳ׼кᵯһ̶ʽĴڣݲݱ仯ʾͬ
ݣϢϢϢ
--------------------------------------------------------------------------------------------
6.3.1Ϣ()
    Ϣ()ĵøʽ<> ϢʾϢť[ڱ]
    1ΪʾϢʾʾϢ
    2ΪťΪ(int)ʼֵΪ0ֵ¼
ֵɣڽЩֵɲֵʱÿֵֻȡһ֣
⣩
        һ飨ԻʾťĿ    O#ȷť1.#ȷȡť2#Ժť3#ȡǷť4#Ƿť5#ȡť
5ȡť
            ڶ飨ͼʽ
    16#ͼꣻ  32#ѯͼꣻ  48#ͼꣻ64#Ϣͼ
    飨˵һťȱʡĬֵ    O#Ĭϰťһ  256#Ĭϰť  512#Ĭϰť  768#Ĭϰť
    飨εȴϢ    0#ȴ  4096#ϵͳȴ
    飨
    65536#λǰ̨  524288#ıҶ
    3Ϊڱ⡱Ϊı( text)Աʡԡֵָ
ʾڶԻеı
   ĵڶԿϢťĿ磺Ϣ򣨡Ƿرգ#ǷťǷرա
    к󵯳Ϣͼ6-26ʾ
ͼ6-26#ǷťϢ
    ĵڶ飬ÿֻѡһ֣ԣÿ鶼ȡһ
ּͿԲЧӵϢ磺Ϣ򣨡ִ󡱣#Ժť+#ѯͼ+#Ĭϰť+#ϵͳȴ+#ıҶ룬󡱣
    ҲֱӽֵӣĴҲдɣϢ򣨡ִ󡱣2+32+256+4096+524288󡱣
ͼ6-27Ϣڶ
--------------------------------------------------------------------------------------------
6.3.2Ϣ()ķֵ
    Ϣʾť֪ûĸťأԸϢķ
ֵжûһťϢ򷵻ֵĺ£
    0#ȷť  l#ȡť  2#ť  3#ť  4#ť  5#ť
6#ť
    磬ʵһΪڳǰһСǷťϢû
ˡǡť͹رճûˡťͲرա
    ȣ½һ׳Ȼڡһһɷ񱻹رա¼ӳ룺ӳ__ɷ񱻹ر ֵͣ߼  עޡϢ򣨡Ƿرճ򣿡#Ƿť+#ѯͼ꣬ѯʴڡ=#ťأ棩أ٣
    Ϣ򷵻ֵΪ#ťͷء桱򱻹رգϢķֵ
ǡ#ť򷵻ء١򱻹رա
    г򣬵ϽǵģͼƬرհťᵯϢҪȷǷ˳ͼ6-28ʾ
ͼ6-28ϢʾǷرմڡ  
--------------------------------------------------------------------------------------------
6.3.3()
    ڳйҪûݡΪûһ
ݣһĴʵûбҪʹá()㹻ˡ
    ൱ڶ̬һ̶ʽ´ڣڵı⡢ʾǩԼ
ĳʼϢɲݶָ̬÷ʽ£<߼> [ʾϢ][ڱ][ʼı]ݵı[뷽ʽ]
    1ΪʾϢΪıָ͡ʾϢ
    2Ϊڱ⡱Ϊıֵָ͡ʾڶԻеı
ʡԣĬΪı룺
    3ΪʼıΪı͡ԱʡԡֵָʼõԻ
ıеݡ
    4ΪݵıΪͨ͡ṩʱֻṩ
ֵָıΪֵıͣԲͬȡݡ
    5Ϊ뷽ʽΪ͡ԱʡԡֵΪ³ֵl
#ı  2#  3#С  4#롣ĬΪ#ı
--------------------------------------------------------------------------------------------6.3.4()Ӧ
    ڳУʹáܹļ
븴ӳ̶ȡ
    磬ڱ༭вָıʹָҵıû
ˡȷ롱ťͿʼңҵԶѡбҵı
    ½һ׳ڡһڡ1༭1ť
ťıΪҡ
    ˫ťڡһť1-ӳ룺
ӳ_ť1_ ֵͣ  עޡı ͣı ̬ 飺 עޡ+ҵλ ͣ ̬ 飺 עޡ
棨򣨡ҵıııı#ı=桿ҵλ=Ѱı༭1.ݣı٣ҵλá-1༭1.ȡ㣨༭1.ʼѡλ=ҵλ-1༭1.ѡַ=ȡıȣıϢ򣨡ûҵָı0
    Уԡ()ķֵжϡûеġȷ
롱ťʹӵһλÿʼıҵĿıͽö
ѡС
    гڱ༭һ֣Ȼҡťڵ
ҵıȻȷ롱ťͼ6-30ʾҵıᱻ
ѡС    ͼ6-30ָı
̲μ̡ıe
--------------------------------------------------------------------------------------------
6.4С
    ڵǰеķֱʹ÷ȿдɡһڣˢ()
Ҳдɡˢ()硰һڣ()ֱдΪ()
һġ
    һɽµϰ
    1Ϥڵԡ¼ͷΪӴڣðť
ǡ
  2ڴڵġͼһͼƬѧϰͼδڽ棬ýͼķ
ͼνһƯĴ
  3дһ˫˵򣬿ͨı˵ʾĲ˵ӢĲ˵
֮лʹóֱ޸Ĳ˵ı⡣
  4дһȿļ򣬵ʱԡԡť
Ϣ򣬵ϢеĲͬťͽвͬĲ
  5ʹûݣʾڵһǩС
--------------------------------------------------------------------------------------------

--------------------------------------------------------------------------------------------
    Գ򿪷оҪõǰ½Ѿһ
Ϊ塣˵ʹһǴĻ
ģ顣һWindowsڳһ㶼Ҫɸͬ໥Ϸֱʵֲͬ
ĹܡĳرһƷĻôͺñ
ƷһЩһƷḶ́ʵǿΪ
дͼĹ̡
    °汾УֳѴﵽ80֮ࡣЩ漰и
ӦáŰ汾ϵӣƪܶÿ
ϸĽܣֻоټԡ¼Ҷʹõ
ѧʹûùҲܺܿ˽
Բա
--------------------------------------------------------------------------------------------
7.1.1ڲ
    ½һ׳󣬿ڳұߵĴ
пǰϵͳֵ֧չ
ⲿⲿ¼ࡣͼ7-1ʾ
ͼ7-1    
Իõɰչܴ·Ϊʮࡣ7-1ʾ
    7-1
--------------------------------------------------------
ƣʾ ͼƣǩ༭ ;롢ʾͱ༭ıݡ

ƣб ͼƣϿбѡб ;ʾ¼ݡ

ƣť ͼƣťͼΰťѡ򡢶ѡ򡢳ӿ ;Ҫʱִиֲ
  
ƣıϵͳ ͼƣĿ¼ļ ;ҪڶԼӲеļй

ƣͼδͶý ͼƣ塢ͼƬɫѡοӰ ;ڶͼļͶýļʾʹ

ƣ ͼƣݱͻ˿ ;Ҫ֮ͨѶ

ƣ ͼƣ ;ҪڲԶṩ 

ƣʱ ͼƣڿʱ ;ʾʱ

ƣݿ ͼƣԴͨṩߡݿṩߡⲿݿ⡢ⲿṩ ;ڴڲⲿݿݡ

ƣ ͼƣͨöԻѡСӡ ;
-------------------------------------------------------------
ñ׼չ7-2ʾ
7-2չ                                                                          չƣʾ չͼ ͸ǩ༭ չ;롢ʾͱ༭ıݡ
 
չƣб  չͼ ο򡢳б չ;ʾ¼ݡ

չƣť չͼ  չ;Ҫ굥ʱִиֲ

չƣý չͼ ߼Ӱ չ;ڶýļʾʹ

չƣ չͼ ıIP༭ չ;Ҫ֮ͨѶ

չƣݿ չͼ ݿӡ¼ չ;ڴڲⲿݿݡ

չƣ չͼ ָ״̬ չ;
---------------------------------------------------------------
    չ⣬ǣⲿⲿ¼ⲿ
עᵽеOcxͿԶӵģⲿ¼עͿӵ
е¼ľʹ÷ں½еܡ
    ໹ԸɷΪͷ࣬ʱǷ
пλΪ͹ࡣڿ԰ѡСͼ
Ƭοṩĳֹܣʱɼʱӡӡ

    Ϊ򿪷Աṩ൱ȫ棬ֻҪڱкʹЩ
䣬ʹӵƯĽǿĹܣ߳򿪷Чʡ
    󲿷ӵԼԡ¼Ҳ˵ԡ¼ļ
ϡҲΪ󡱣˵һˡһһ飬ԱΪһ
󡱡Լ¼Ŷķṩ˲;¼
֪ͨⲿ״̬˸ı䡣Ʃ˵һԴأΡɫʹõѹȵȶ
ΪǸõԴء󡱵ԣرջ򿪴˵ԴΪǵԴ
󡱵ķڹرջ򿪵ͬʱܲ¼֪ͨĵʼ
ֹͣȵȡ׳У硰塱һ͵ĶС͡
ʴϸԣֱߡΡȷڱ»滭ʱ滭
     
--------------------------------------------------------------------------------------------
7.2
    ˶״̬ơƱʶڳб
ʹô˱ʶøˣƱʶظڳ
ԶΪʮšӵһťԶΪť1
ӵڶťԶΪť2ԴơΪӳĿɶԣ
޸ĳʼΪʵƱʶͼ䡣
--------------------------------------------------------------------------------------------
7.2.1Ĺ
    Ļԣÿеģߡ
ߡȡ߶ȡǡӡָֹ͡롱ȡ
    1ߡߡָǰߺͶߵλáͼ
7-2ʾ
ͼ7-2ߡߡ  
    ע⣺ӵУӦѡѡ
Ȼ󵥻ɽСӷе
⣬Ƚӵƴ壬СȻѡ
ճ
    2ȡ롰߶ȡ
    ָĿ߶ȡΧ󣬳ֲɼ
    3ǡ
    ͨΪ֣áȡ()ȡӦ_жֻȡ
ͬһ͵
    ǡһʹ÷
    ƴťֱ䡰ǡΪl2345
    £ӳ__ ֵͣ  עޡ ͣ ̬ 飺 עޡ+ť ͣť ̬ 飺 עޡƴѭף4ţť=ȡţ¼תƣťť5ƴѭβ+ָ+ӳ_ť5_ ֵͣ  עޡϢ򣨡ť50
    г򣬵ͬťᵯϢ
    4ӡֹ͡
    ӡǿڳʱǷڴֹ֡Ծǽֹû
ʹãȻɼܱ
    5ָ롱
    ƶϵĹָͼ 
--------------------------------------------------------------------------------------------
7.2.2ר
    רָͬеġǹԵԣԱ༭Ϊ
˵
    1ݡǱ༭Ҫԣ༭ֻСݡԣûС
⡱ԡ
    ݡԴű༭еıݡ롰⡱ԵĲͬڣ  ݡ
Եֵڳʹֱӽ޸ģ⡱Եֵͨ
޸ġ
    ̱Ŀ¼е̡༭-ԣeťһ
༭еݡͼ7-3ʾ 
    ͼ7-3С༭һԣe
    _ť1_¼ӳı༭еݣ£༭1.=ȫı̣ԣ
    _ť2_¼ӳϢʾ༭еݣ£Ϣ򣨱༭1.ݣ0
    _ť_3¼ӳձ༭еݣ£༭1.=
    2.ʼѡλá
    ༭еıһִڡѡ״̬ʱʼѡλá˱ѡ
ıʼλã0ʼ༭ûıѡУʼѡλáָ
λã0ʼ
    3.ѡַ
    ػѡַַʱʹֵ-1ѡıڵ

    4ѡı
    ػ滻ǰѡı
    Ĭ£ʼѡλáѡֵַΪ0ѡıֵΪ
ı
    Ϊʼѡλ=һ1򽫵ǰλƶıβ
ѡַ=һ1ѡ༭еַڴ򡰱ѡı
ֵ򽫱༭ԭѡеַ滻Ϊµַע⣺ѡıֻ
ʱãʱɸĶ
    е̣̣༭-ѡ.e
    ڴƽ׶βδڱ༭дκıɡһһϡ
¼ӳڴڽʱıд뵽༭С£
ӳ__ ֵͣ  עޡ༭1.ı༭1ã+#з༭1.ıǷ=桱+#з༭1.ı=2+#з+#з༭1.ı༭һʾݳ˱༭ʾΧ󣬿϶鿴ݡ+#з+#з༭1.ıһ͵ԡӦд壺+#з+0ޡ+#з+1+#з+2+#з+3
гЧͼ7-4ʾ
    ͼ7-4С༭-ѡԣe
    _ť1_¼ӳáʼѡλáԡʱ
༭ĳһλúٵ˰ťͻᵯϢʾĿǰλΪڼ
ַѡһЩ֣ť󣬾ͻʾʼѡλá£Ϣ򣨡ʼѡλã+ı༭1.ʼѡλã0
    _ť2_¼ӳáѡַԣѡһЩ֣
ťͻʾѡַûѡַʾΪ0
£Ϣ򣨡ѡַ+ı༭1.ѡַ0
    _ť3_¼ӳáѡıԣѡһЩ֣
ťͻʾѡıûѡַôʾհı
£Ϣ򣨱༭1.ѡı0
    ť¼У涼С༭1ȡ()
Ϊťʱťý㣬༭ͬʱʧȥ㡣ֻлָ༭Ľ㣬ſԿ
༭еĹꡣ
    ť6"Ƕԡť1ʵӦá£༭1.ʼѡλ=-1
    -1"ֵǱ༭涨ġʹֵһ1򽫵ǰλƶı
βҿƳʱָӦԲFlͻʾʱ
    ť5Ĺȫѡ༭е֡_ť5_£༭1.ѡַ=-1
    -1ֵǡѡַ涨ġַʱʹáһ1ֵ
ѡıڵַ
    ť4Ƕԡť3ʵӦá_ť4_¼ӳ£༭1.ѡı=༭2.ݡ
    дֱӽ༭2е滻Ϊ༭1бѡıԴﵽ滻ѡ
ıĿġ
    _ť7_¼ӳ£ӳ_ť7_ ֵͣ  עޡ棨ֵ༭4.ݣ>ֵ༭3ݣ༭1.ʼѡλ=ֵ༭3.ݣ༭1.ѡַ=ֵ༭4.ݣ-ֵ༭3.ݣ+1༭1.ȡ㣨
    һдǶ༭ֵбȽϣִС桱
жڵĴ룬д뼴Ըݡ༭3ȷ༭1ʼ
ѡλãݡ༭4ȷ༭1бѡַ
ͿʵѡС༭1еһ֡
    ť8¼£༭1.ı༭5.ݣ
    дʹáı()"༭5еֱӼ뵽༭lݵ
档
    ʹáť10ɽıһм뵽༭1С£༭1.ı#з+༭5.ݣ
ǰһ#зԱǰһм֡
е̣༭һe
Կڡ__ϡ¼ӳ£
ӳ__ ֵͣ  עޡ༭1.ȡ㣨༭1.=༭1.ʼѡλ=0༭1.ѡַ=14
кͼ7-5ʾ
    ͼ7-5С༭-e
    Կ༭еȫѡУʱµĿôԶȥ
ԭ༭еݡ
    Ҫעһд롰༭1ȡ()һҪУûдд룬
ʱ꽫޷λڱ༭УҲ޷ѡ༭еˡ
    Ϊ򡱵İťԿѡгʼıΪʾ
ͼ7-6ʾ
ͼ7-6  ԡ
5ǷС
߼ֻͣΪ桱򡰼١ĬΪ١Ϊ١ʱ༭ֻһıҪ༭ɶıҪѸԸΪ桱ֱ޸ı༭ԣʹó
༭Ƿ=桿
  6
  ͣ4ѡֵ0ޡ123
ĬΪ0ޡֻе༭ġǷСΪ桱ʱ
Բſɲ
    ڶб༭УǷСΪ棩һ°ѡΪ
2
    е̣༭һeͬʱʾˡǷ
С롰ԡͼ7-7ʾ
    ͼ7-7С༭һe
    Ϸı༭ǷСΪ١ûйݶضϣ
޷
    мı༭ǷСΪ桱ҲûйҪŸ
Ҫ϶ùһһƣǳ㡣
    ·ı༭򣬡ǷСΪ桱Ϊ2ʾһ
Ϳͨˡ
    7ʽ
    ͣѡֵ0޵1Զ2ֶĬֵ
Ϊ0޵ֻڵзʽǷСΪ١ʱſɲ

  ͨΪ1Զ¼ͷ༭еֵԶӼ
1һԡֵĬΪ0ֵ(ĬΪ100)
ֱ仯ΧԶҪ󣬿Բֶá
ʽΪ2ʱҪӦ༭ġť¡¼
    е̣༭һeͼ7-8ʾ
    ༭ĵΪԶڣˣÿһµ
Ϊ1
    ͼ7-8С༭һe
    ༭2-ݱı䡱¼ӳеĴ룬жϡ༭2ʾ·ݣ
Կơ༭3ʾֵ£
ӳ_༭2_ݱı ֵͣ  עޡ ͣı ̬ 飺 עޡ=ɾβգ༭2.ݣжϣ=1=3=5=7=8=10=12༭3.ֵ=31жϣ=4=6=9=11༭3.ֵ=30жϣ=2༭3.ֵ=28
    ע⣺Сɾβ()ϵͳṩԽıǰĿոı
Ŀոɾδͨʱжϻõ׼ȷ
    8뷽ʽ
    ͣ¿ѡֵ0ͨʽ1ֻʽ2롢3ı롢
4Сı롢5ֽڡ678볤9С
10.˫С11.ʱ䡱ĬֵΪ0ͨʽ
    뷽ʽΪ1ʱֻʽʹ޷༭༭еݣ
    뷽ʽΪ2ʱ룩༭еַԡ*ʽʾ
ʾɱ༭һڸַƣ
    뷽ʽΪ3ʱַֻ(0 1 2 39)͸ţ-ſ뵽
С
    ̣  ༭һ뷽ʽeʾ뷽ʽкЧҿ
һ¡
    9תʽ
    ͣ¿ѡֵ0ޡ1дСд2СддĬΪ0ޡ
Сת
    תʽΪl뵽༭еĸȫʾΪСд
    תʽΪ2뵽༭еĸȫʾΪдתֻ
漰ĸĸַԭʾκת
    ̣  ༭һתʽeʾתʽһӢĻƴתЧ
    10.ȡ
    ͣƱ༭ɵַĬΪOʾơ
    11.ѡ
    ߼ֻͣΪ桱򡰼١ĬΪ桱Ϊ١ʹ༭
ʧȥ뽹㣬ԭѡȻѡ
    磺һһ༭һťʱڱд֣
ѡһ֣ʹTAB굥ťƵťΪ
١ô༭ԭѡķʾɿΪ桱ôԭѡ
ķʾܿ
    12.ıɫɫ塯
    ֱñ༭ıɫɫ塣
    13.ԴС
    ݿأ½нܡ
--------------------------------------------------------------------------------------------
7.2.3̬޸
    ԣֶȥ޸ӦֵЩ޸Ĺг
ǰɣڳڼĳԣͱ붯̬޸ԡͽ
һζ̬޸ԡ
    ̬ıԵĻǣ
    =ֵ 
    ½׳һ塱ť塱ġ߿
Ϊ߱߿ʽťlġ_ťl_¼ӳӴ롣£ӳ_ť1_ ֵͣ  עޡ1Զػ=桿1߿=21ʴϸ= 101ɫ=#ɫ1ˢɫ=#ɫ1(20201- 401߶- 40)
F5гЧͼ7-9ʾ
ͼ7-9̬ԳЧ
    ע⣺ڸ̬ıԵʱһҪעԱ͡Ҳ˵ı͵Ҫֵı͵ݣ͵ԾҪֵ͵ݡ磺ǩ1.=̬ıǩԡ
    Уǩġ⡱ı͵ģֵҪ˫
ʾı͵ݡеġ̬ıǩԡ  ǩ1߿=6
  Уǩı߿͵ģԸı߿ʱҪ߿Ըһ
͵ݣе6  1ͼ=
  УĵͼΪֽڼͣá{}Ϊֽڼͼ
ա
--------------------------------------------------------------------------------------------
7.3רз
   ķ÷ͬʽǣ.
   ķӦͬЧƩ硰1.Σǻķ֮һ
    ûһžű
    ½һ׳һ塱һǩ塱ġ߿
Ϊʽǩġ߿Ϊ͹ʽ⡱
Ϊžűͼ7-10ʾ
ͼ7-10žű
    ҪڻϽžűʾȿǾžűЩʲôɣֻ
ҪѾžűÿһʽĳͱȡͿԵõҪʾڻϵݣ
ȻûķʾͿˡڡһǩl-˫¼ӳӴ롣
£
ӳ_ǩ1_˫ ֵͣ  עޡ+λ ͣ ο ɿգ 飺 עޡ+λ ͣ ο ɿգ 飺 עޡ+ܼ״̬ ͣ ο ɿգ 飺 עޡ ͣ ̬ 飺 עޡ+ ͣ ̬ 飺 עޡ+Ҫʾ ͣı ̬ 飺 עޡƴѭף9ѭף11Ҫʾ=ı++ı+=+ı1.λд45-4020-10Ҫʾݣѭβƴѭβ
    г˫ǩЧͼ7-11ʾ
ͼ7-11žűн
    žűûĶλдķҪʾݱʾڻָ
λϣλдǰ涨дı꣬һʽʾģֻ
Ҫ˽ⶨλдʹþͿˣʽ˽⡣

    塱ġͼƬͼƬ=ͼƬ#ͼƬ11.ͼƬͼƬţ001.ͼ=#ͼƬ2

      ͬǽһԴеͼƬ뵽塣
      ԽͼƬļ뵽塣棨ͨöԻ3.򿪣ͼƬ=ͼƬͨöԻ3.ļ1.ͼƬͼƬţ1010 棨ͨöԻ3.ļ1.ͼ=ļͨöԻ3.ļ
       ѿڱеҪá
--------------------------------------------------------------------------------------------
7.4¼Ĵ
    ÿ¼¼ǵһ״̬˱仯󣬻ᴥӦ
¼ϢԶ¼ϢӦӳ򡣱磬ڵҼ
¼Ӧ¼ӳ˴룬ԺϵҼ
ͻἤ__Ҽ¡ӳ򣬲ִӳȫ
롣
--------------------------------------------------------------------------------------------
7.4.1¼ӳ
    ¼Կõģͨ·¼б
λͼ7-12ʾ
    ͼ7-12ѡ¼
    ½һ׳һ塱¼ѡ񡰻滭Ӵ
£ӳ_1_滭 ֵͣ  עޡ+ػ ͣ ο ɿգ 飺 עޡ+ػϱ ͣ ο ɿգ 飺 עޡ+ػұ ͣ ο ɿգ 飺 עޡ+ػ± ͣ ο ɿգ 飺 עޡ1.λд1010ı༭-ԣ1.λд1030˴ʾġ滭¼1.Σ05036070#ң#ɫ#ɫ#ɫ#ɫ
    滭¼ĴʱеȫһҪ»ʱ

    ¼ĴӳĸֱṩĿǰд¾Ͻǡ
½ꡣʹͨɺЩǣ
    ûġԶػΪ١ĬֵжԻĻͼ
ڱ¼нС統屻סʾʱԶ滭¼
á滭¼ġ¼ӳ򡱣»ƻеݣȷе
Զʧ
    1ġԶػΪ桱ʱΪԻĻͼڡͼ¼
еģԼʹ屻סеҲʧ
--------------------------------------------------------------------------------------------
7.4.2¼Ӧ
    1ÿһʾǰʱ䵽һǩУɵǩıɫ
    ½һ׳ƴϷֱһǩťʱӡ͡ɫѡ
áǩġ⡱Ϊʾӱ
    ע⣺ʹʱռúܶϵͳԴʱڹ涨ʱ
ϵִʱеġ¼ӳĴ롣ԣʹʱʱҪ
붨ʱʱڡ磺ʱ.ʱ=1000
    ʱΪ1000ʹÿ1000루1룩ִһ¼ӳµȫ
롣ڡһť1¼ӳӴ룺ʱ1.ʱ=1000
    ڡ_ʱ1_¼¼ӳӴ룺ǩ1.=ıȡʱ䣨
    °ťlÿ1ʱ¼ͻȡһʱ䣬áı()"
תȡʱ()صʱݣʾǩlıС
    ΪñǩɫɫѡĸıҪڡҳɫѡ1-ɫı䡱
¼ʱȥǩıɫ¼ӳĴΪǩ1.ɫ=ɫѡ1.ɫ
    ǩıɫΪɫѡɫ
    F5г򣬲ɫѡѡͬɫ鿴Ч
    2ʾһ¼ڣȷûͿſɽ档
    ½׳ڡһڡзֱǩ༭򡱺
ťͼ7-13ʾ
    ͼ7-13ƽ
    ͨ壬롰1ڴһǩǩ
ġ⡱ΪӴڡ塯ԵġСΪš
    صƽ棬ڡ_ť1_¼ӳӴ£ӳ_ť1_ ֵͣ  עޡ棨༭1.=123  ༭2.=456_.=١루1棩
    жϱ༭1Ƿڡ123ұ༭2Ƿڡ456
㣬صǰڣ봰1  жûͿǷȷ
    3һЩҪʹã磺򡱡Ŀ¼򡱡ļ򡯡
    ̣ļ뱣ļeкͼ7-14ʾ
    ͼ7-14湲
    ̹ʹڣϽǴ򿪰ťԵļ´ڡ磬
ͼ7-15ʾ
    ͼ7-15ļ
ڴļУˡ򡱡Ŀ¼򡱡ļ
س£ڳ򿪴ڳ עޡӳ_1_ı ֵͣ  עޡֵ1.+\Ŀ¼1.Ŀ¼ļ1.Ŀ¼ӳ_Ŀ¼1_Ŀ¼ı ֵͣ  עޡļ1Ŀ¼=Ŀ¼1.Ŀ¼ӳ_ļ_ѡļı ֵͣ  עޡ༭1.=Ŀ¼1.Ŀ¼+\+ļ1.ѡļӳ_ť2_ ֵͣ  עޡ٣ӳ_ť1_ ֵͣ  עޡ_.=༭1.ݡ٣ӳ_ļ_˫ѡ ֵͣ  עޡ༭1.=Ŀ¼1.Ŀ¼+\+ļ1.ѡļ_ť1_
    Уһļ1һ˫ѡ񡯡¼ӳ˫ļеļʱֱ
ѡļ
    ص󣬵Ͻǵı水ťԵļڡͼ7-16ʾ
س£ӳ_洰_ ֵͣ  עޡ༭1.=Ŀ¼1.Ŀ¼ӳ_ť2_ ֵͣ  עޡ٣ӳ_ť1_ ֵͣ  עޡ_.=༭1.+\+༭2.ݡӳ_Ŀ¼1_Ŀ¼ı ֵͣ  עޡ༭1.=Ŀ¼1.Ŀ¼
   ڴˣá_ڡġǡΪһȫֱʹá
   ڵĳ£ڳڳ1 עޡӳ_ť1_ ֵͣ  עޡļ ͣ ̬ 飺 עޡ루򿪴ڣ棩ļ=ļ_.ǣ#룩ļš0༭1.=ıļţرļļţϢ򣨡ļʧܡ#ͼ꣬󡱣ӳ_ť2_ ֵͣ  עޡļ ͣ ̬ 飺 עޡ루洰ڣ棩ļ=ļ_.ǣ#дļš0дıļţ༭1.ݣ=棩رļļţرļļţϢ򣨡ļʧܣ#ͼ꣬󡱣ԼдĴ뱣ļĳ򡣱ֻǸߴλʹõģʹáļ()ԴӵĴд
--------------------------------------------------------------------------------------------
7.5С
    µصôԼ˽µͨĽܣҪ˽
ʱͿȴԿʼ˽⣬ʵкܶʮֱ۵ģһ־Ϳ
˽⣬ͬʱʾԵʾ
    ˽¼·¼бв鿴ҲԼĬϵ¼
˫һͻ¼磺ʱĳť˫ͻ
¼Ĭ¼õ¼
    ˽ķֿ֧ͨеġ͡ͱ鿴ѡһ
󣬻ʾطʾʹûơ
    һԽϰ
1Ļԣÿеģ
2˵ݡ롰⡱ԵĲͬ㡣
3ѧϰ򴰿ѧϰԡ¼
--------------------------------------------------------------------------------------------
ڰ ý
    Ӳķչ˵Բִֵ㣬һܹͼ
ƵȶýϢݣýϢֵıͼΡͼ֡
ƵϢȶ෽ݣһ˵Ķý崦Ҫָͼ񡢶Ƶ
  ½ƵͼͼƵձܵ
ýԽĳ򿪷ǿȷ涼ŸҪ塣
  WindowsϵͳУõͼΡƵļкܶ࣬г
һЩƵͼͼƵļ͡
1.ļ
  *.WAV   ļWINDOWSгõĸʽװWAVý岥š
  *.MID   ļװMIDIý岥š
  *.MP3   ý岥š
2.ͼļ
  *.BMP   WINDOESгõͼθʽ
  *.JPG   ѹĸͼƬ
  *.GIF   ͼΣϴͼθʽ
3.ļ
  *.SWF   ͼΣϴͼθʽFlashš
  *.AVI   Ƶļ΢˾ƶı׼ͨvideo for windows µý岥š
4.Ƶļ
  *.WMV   ΢ƶ紮ý׼ʽ
  *.MPEG  ѹƵĻʽѹǽƵźŷֶȡѹȺܴ
  *.RM    RealNetworks ˾ƶƵ/Ƶѹ淶
--------------------------------------------------------------------------------------------
8.1Ƶ
8.1.1ý岥
    1()
    Բ.WAV.MIDļӦʽֽڼݡԴ
    ʵ£߼=֣C:\WINDOWS\ļ.WAV棩߼=֣#ļ棩
    С#ļΪԴ
    һֵΪ.WAV.MIDļƻӦʽֽڼݡԴ
    ڶֵΪ桱ʾָֽѭţֻһΡ
ʡԣĬΪһΡ
    2MID()
    ԶŶMIDIļעⲻ֧WAVӦʽֽڼ
ݡԴ
    ʵ£MIDļC:\WINDOWS\ļ.MID#ļ򡾼ԱֽڼļC:\WINDOES\ļ.MIDԱֽڼ#ļMIDļC:\WINDOWS\ļ.MIDֽڼ
    У1ΪŴ2Ϊʱ䡱3Ϊ
ŵMIDI֡ŵļ䣬˳򲥷šļ
תΪֽڼݣҲṩ˶ֽڼļֽڼ顣
    3MP3()
    ԶŶMP3ļ
    ʵ£MP31C:\WINDOWS\ļ1.MP3C:\WINDOWS\ļ2.MP3򡾼Աı  C\Windows\ļ1MP3ԱıC\Windows\ļ2MP3MP3C\Windows\ļMP3ı
    У1ΪŴ2ΪŵMP3ļı
ǶMP3ļļơע͡MID()
˵򿪡MP3.e̡ͼ8-1ʾ
ͼ8-1
    ΪѰİťԶѡС.MP3ļ
ļ·뵽ѡбСѡбһѡȫѡСťѡ
ŵMP3ļʼšťѡĲб֡
    _ʼŰť_¼ӳеĴ£MP3 ͣı ̬ 飺0 עޡ+ƴα ͣ ̬ 飺 עޡƴѭףѡб1.ȡĿƴα棨ѡб1.ǷѡУƴα-1=棩ԱMP3ѡб1.ȡĿıƴα-1ƴѭβ棨ȡԱMP3>0MP3-1MP3
    δǣʹüƴѭѡббѡĿĿı(MP3
ļ·)뵽ı顰MP3УбȻжϸ
иǷ0ǣáMP3()ѭżбMP3
ļ
--------------------------------------------------------------------------------------------
8.2ͼƬͼͼ
8.2.1ͼƬĺϲ
    ʮǿͨʹãá塱ͼ
Ƭжִ磺ϲͼƬиͼƬȣ˵ϲͼƬķ
    ̡ͼƬ鴦eнͼ8-2ʾ
    ͼ8-2н
Ҫܶɻʵֵġؼִ£棨ͨöԻ1.򿪣ǰͼƬ=ȡԱͼƬ壩ض飨ͼƬţ棬ǰͼƬ+1ͼƬ[ǰͼƬ+1]=ͼƬͨöԻ1.ļ     
    ͨöԻ򡱱򿪣ûѡͼƬļΪһµͼƬƬı䣬ҪǰͼƬ12ʹáȡԱ()ȡԭжͼƬڵ3гнͼƬš1áͼƬ()ΪͼƬԴѴͼƬļͼƬű浽ͼƬšС
     ƴ2ͼƬ[ǰͼƬ+1]ͼƬ[ǰͼƬ+1].ƶǰͼƬ48+ǰͼƬ+112104848ͼƬ[ǰͼƬ+1].=桿ͼƬ[ǰͼƬ+1].ͼƬͼƬ[ǰͼƬ+1]004848
      ÿһͼƬͶ̬һ塱ͼƬʾϡ1ΪһµĻʾͼƬ2Ϊƶ»嵽ȷλã3Ϊô
»ӣ4ΪͼƬʾͼ8-3ʾ
    ͼ8-3øƳĻʾͼƬ
  ע⣺ֻҪʵʾͼƬܣȫֱӰͼƬá壮ͼƬ()
һ塱ϡ
  ɺϲͼƬĳ£ƴѭףȡԱͼƬţ14.ͼƬͼƬ[1]1-10ߣƴѭβ  ѱڡͼƬšеͼƬ˳򻭵һ塯Сͼ8-4
ʾ
    ͼ84ϲͼƬ
    áдļ()ѡ塯еͼƬ£ӳ_ť3_ ֵͣ  עޡ棨ͨöԻ2.򿪣дļͨöԻ2.ļ4.ȡͼƬϢ򣨡ͼƬļ+ͨöԻ2.ļ+ɹ#Ϣͼ꣬ͼƬ顱Ϣ򣨡ͼƬļ+ͨöԻ2.ļ+ʧܣ#ͼ꣬ͼƬ顱
    ʵ˱ͼƬܡ
--------------------------------------------------------------------------------------------
8.2.2ͼƬ
    ͼƬҪУͼƬʾʽŶ
    1ͼƬ
    (1)ͼƬ
    ͼƬġͼƬָҪʾͼƬ֧BMPJPGGIFICOCURͼƬ
ʽڽʱֱѡϵͼƬļУ򱣴浽ͼƬԴ
УΪͼԴ̬á£ͼƬ1.ͼƬ=#ͼƬ1
    ҲڼȡӲϵһͼƬļ£ͼƬ1.ͼƬ=ļļ
    (2)ʾʽ
    ʾʽԿͼƬͼƬеʾʽΪͣȡֵ֮һ
0ͼƬϡ1ͼƬ2ͼƬСĬΪ0ͼƬϡ
    Ҫ˵ǣһʾʽͼƬܡͼƬ
߶ȱ仯ʱͼƬԶӦֱ仯֮ıС
    (3)Ŷ
    ŶԿɿƲGIFΪ߼ֻͣΪ桱򡰼١ĬΪ桱
ڴøԣԿƶĲ񡣱ֻڡͼƬΪGIFʽʱ
Ч
    2ͼƬʵ
    ͼƬȿʾͼƬҲԱͼƬеͼƬļáдֽڼ()
ͼƬͼƬļʵ£ͼƬ1ѾһBMPλͼ
ͨöԻ1.=1ͨöԻ1.Ĭļ׺=.bmpͨöԻ1.=*.bmp*.bmpдֽڼļͨöԻ1.ļ#дͼƬ1.ͼƬ
    еĵ1ʵͨöԻΪ桱Ի򣬵2
ͨöԻĬϺ׺ΪBMP3ͨöԻĹ4нͼƬ
ݱ浽ûָļС
    ͼƬļҲԱ浽ݿС̣µϵͳ.eԿ
ϽһͼƬʾͼƬʹҼԵһ˵
˵ѡͿԽⲿͼƬͼƬ֮Сͼ8-5ʾ
ͼ8-5̽
    (1)ʾͼƬ
    ʾհͼƬͼƬĳ£
    ʾݿͼƬĳ£
    (2)ͼƬݿ
    ̵޸İťУҪͼƬеͼƬ浽ݿõĳ
3.ͼƬ뻭ĹܺԶԱȡ±8-1ʾ
ͼƬ  ͼƬ ֣ܣҪȴΪͼƬ 滭 ԴС    ͼƬ ֣ 滭 ԴûС8-1ͼƬ뻭ĹԶԱȱ
    ӱпԿͼƬʾʵʴڵͼƬڶǵ֧
ȽϺáͼεĴһ滭Ĺߡ
    4ͼƬת
    лṩרŵͼƬתתJPG()תBMP()
  תTIF()תPNG()תPPM()תPGM()ת
  PBM()תPCX()תPIC()תSGI()ͼ8-6ʾ
    ʵ£=תJPGԴļĿļ٣75棬0
    ͼƬļתΪJPGļִ֧JPGѹѡɹ1ʧܷһСڵ0ֵΪ0δ֪-1ļڣ-2ϵͳԴ㣻-3ļʽ֧֣  -4:ʱ  -6:ʱϵͳԴ㣻  -7:
    תҪעֵⷵԱڴжϴ
    ̡ͼƬʽתeתͼƬͼ8-7ʾ
    ͼ8-7ƽ
    ˳塱ֱʾתǰתͼƬһťl-¼
ӳش£Դļ=ͨöԻ1.ļļ=ͼƬԴļ1.ͼƬļţ001.ȣ1.߶ȣ
    á1ͼƬ()ԭͼƬʾ塯Ա鿴תǰЧͼƬ
תתԭͼƬļΪһʱļһť2-¼ӳس£жϣϿ1.ѡ=0Ŀļ=Ŀļ+ѡϢ=תJPGԴļĿļѡ1.ѡУ1.λãѡ2.ѡУ2.λãжϣϿ1.ѡ=1Ŀļ=Ŀļ+ѡϢ=תBMPԴļĿļ
   _Ͽ1_бѡ¼ӳ£ѡ=Ͽ1.ȡĿıϿ1.ѡ
    û2ʾʱļԱ鿴תЧ_ť_2¼ӳش£ļ=ͼƬĿļ2.ͼƬļţ002.ȣ2.߶ȣ
    áдļ()ʱļ浽λá£дļͨöԻ2.ļļĿļ
    ϳʵͼƬתͼƬԤܵҪƬΣ
μʵ̡
--------------------------------------------------------------------------------------------
8.3
8.3.1ͼƬGIF
    ͼƬ򲻵ֶ֧־̬ͼƬʾһ֧GIFGIFļ鿴
ʱԶ˳ͼƬʾﵽЧ
    ̡ͼƬ-ͼƬʾʽŶeЧͼ8-8ʾ
8-8ͼƬʾGIF
--------------------------------------------------------------------------------------------
8.3.2ڶ
    1֡
    ̡壮eЧͼ8-9ʾ
ͼ89ͼƬ
__ϡ¼ӳ£ӳ__ ֵͣ  עޡѭ ͣ ̬ 飺 עޡƴѭף13ѭGIFͼƬ[ѭ]=ѡѭ#ͼƬ1#ͼƬ2#ͼƬ3#ͼƬ4#ͼƬ5#ͼƬ6#ͼƬ7#ͼƬ8#ͼƬ9#ͼƬ10#ͼƬ11#ͼƬ12#ͼƬ13֡ʱ[ѭ]=ѡѭ160150150600150150180150150600150150800ƴѭβ֡=1_ʱ1_¼
    ϴǰͼƬԴ浽ֽڼУѸͼƬļʱ䱣浽
УȻáһʱ1_¼()¼ӳʾһʱl-¼
¼ӳĴ£棨֡>13֡=1_.ͼƬGIFͼƬ[֡]#ɫ_.ͼ=GIFͼƬ[֡]ʱ1.ʱ=֡ʱ[֡]֡=֡+1
    ()жһεͼƬǷͼƬе_ͼƬ
ʾһͼƬͰѵǰͼƬΪһͼƬѭšֻ֡ͼƬ
ȻáһڣͼƬ()ѲҪıɫΪ͸ɫͬʱ
ı䡰ʱlʱڣζȡһͼƬ
    2GIF
    򿪡һʾeֻһģ顣г֮ǰ
ģΪ1.3.ecģ顣ô£ӳ__ ֵͣ  עޡ壨_ڣ
    Чͼ8-10ʾ
    ͼ8-10Ч
    ͨģĴGIFͼƬͿʾ
     3SWFļĲ
     ̡SWFţeóı򲥷SWFļЧͼ8-11ʾ
    ͼ8. 11н
    ͨ_ͼΰť1_¼ӳѡչΪSWFļȻáı
򡱲š£ӳ_ť1_ ֵͣ  עޡͨöԻ1.=SWFļ*.SWF*.SWFı1.תͨöԻ1.ļı1.תȡضĿ¼10+Help\tours\mmtour\intro.swf
    áı1ת()ȡSWFļ
--------------------------------------------------------------------------------------------
8.4ͼƬת
    ڹۿõƬڿӽĿʱ򣬾ͼƬĻԶַʽƶĻм䣬򿴵ͼƬһʧʾµͼƬھóģЧ
    ̡תeóģõƬЧҳܣöֹɷʽʵͼƬת
ʾЧͼ8-12ʾ
    ͼ8-12Ҷʽת
    ЧеЧûؼľЧ㷨ơһʮ
48ЧȽϴ˽͸㷨⣬Чʵ㷨
з
    ʡԶԴʼĽ⣬ֱЧ㷨Ҫ˵
ǣÿһЧʾϺ󣬳򶼻ԶػıͼƬ㷨
֣ĬػѾõڶͼƬˡ
    ƳЧ֮lӳĴ£ӳƳЧ֮ ֵͣ  עҡ1 ͣ ̬ 飺 עޡжѭף<ʾ.+5ʾ.ƣ10ʾ.-1ʾ.߶ȣ1+501=1+5ػ.ƣػ.-101ػ.߶ȣʾ壬00ʱٶȣжѭβ
    1¼ǰͼƬʾеĵͼƶλáÿһѭ
ʾ嶼ὫǰͼƬӵǰλƫ5ٻԭ壬ʹǰλҲ
5أػͼƬʾհ״ֱǰλóڻұߣ
γƶЧȻ˵ġհ״ͼƬָʾ
ǰλ߲֡
    Ч֮lӳĴ£ӳЧ֮1 ֵͣ  עޡ̿ ͣ ̬ 飺 עޡ+λ ͣ ̬ 飺 עޡ+λ ͣ ̬ 飺 עޡжѭף̿<ʾ.ȡ10+2ƴѭף10λãƴѭף10λãλ%2=1ػ.ƣػ.ȡ10λ-1ػ.߶ȡ10λ-1̿ȣػ.߶ȡ10ʾ壬ʾ.ȡ10λ-1ʾ.߶ȡ10λ-1ػ.ƣػ.ȡ10λ-1+ػ.ȡ20ػ.߶ȡ10λ-1̿ȣػ.߶ȡ10ʾ壬ʾ.ȡ10λ-1+ʾ.ȡ20ʾ.߶ȡ10λ-1棨̿>ػ.ȡ20  λ=10ػ.ƣ0ػ.߶ȡ10λ-1̿-ػ.ȡ20ػ.߶ȡ10ʾ壬0ʾ.߶ȡ10λ-1ƴѭβƴѭβ̿=̿+2ʱٶ\2жѭβ
    ̿ȡ浱ǰ̸ĿȣʼֵΪOΪʱδͼΣ
Ƕѭ10IO̷񣬲ͨλáżԿ̸ļλ
áÿIOO̸滭ϣͽ̸Ŀȼ2λ±γÿ
̸ƽЧҪ˽ǣÿ±̸ͼƬȾͻ
2صλÿ̸λʵûиı䡣񿴵ӾЧ
ÿθı̸ʼλãʵ쳣ˡ
--------------------------------------------------------------------------------------------
8.5Ӱ
8.5.1Ӱ
    ԵӰҪAVIʽĶļҪʹñ׼AVIʽļ
޷š⣬ʹôAVIļ޷ų
    1ļš
    ֻҪášΪ棬AVIļ·ֵļԣͿ
ŸAVIļˡ
    ʵ£Ӱ1.ļ=C:\1.AVI
    2вš͸Ŵ
    вšָӰĲš
    ͸ָӰıΪ͸
    ŴָӰĲŴΪ-1޴εѭš
    3Ӱص
    Ӱ÷ͼƬƣ֮ͬڣͼƬм
ƶͼƬеҲ֮ƶӰ򲻾߱ԡ
--------------------------------------------------------------------------------------------
8.5.2߼Ӱ
    ӰӦõľԣ3.5濪ʼ˸߼Ӱ߼
Ӱָ֧ѹʽAVIļ
    ߼Ӱʹ÷Ӱ£˼µԱڲſơ
    1Ӱļ
    ӰġļָͬҪŵAVIļ·
    2.λá͡ٶȡ
    λá͵ģѡ0ھУlչڣ2
ڡȽ֮£ӰġвšͬǿӰеλã
ܾԵѷɫˡ
    ߼ӰˡٶȡԡԵĬֵl
ȡֵΪ0СԽСŵٶȾͻԽ졣
    3ǰ֡͡ȫ֡
    ߼Ӱ˶֡Ĳǰ֡Կõǰŵ֡ȫ֡
ֻԣֻڳʱãصǰļȫ֡
    ̡AVIeнͼ8-13ʾ
ͼ8-13AVIļ
˵__ѡ¼ӳ£棨ͨöԻ1.򿪣߼Ӱ1.Ӱļ=ͨöԻ.ļ
    ֻҪӰļļ·ЧͿͨšԲŻֹͣš
ɹѡֵOţ1ֹͣ2ͣ3
    ߼Ӱһص㣬ֵ֧AVIļĸʽǿġֻҪ
ϵͳװӦļʽ߼ӰܹĲŸ͸ʽļ
    ׼Windowsϵͳǲ֧MPEG4ѹʽģ˸߼ӰҲܲ
MPEG4ѹʽAVIļֻҪذװMPEG4ʽĽ󣬸߼Ӱ
ͿŴ͵AVIļˡ
    ߿ذװMPEG4MPEG4ø߼Ӱ
ֲ֧MPEG4ѹʽAVIļˡ
--------------------------------------------------------------------------------------------
8.5.3ⲿӰ
    1ⲿOCXҲʵƵŹܡ̡ŵӰ2.eʹMediaPlayer
Ӱļ
    Ϊ˷㣬ԵװΪWM.npkĺļҪϵ
ͳб밲װWindows Media Player7.0ϰ汾ϵͳװĿ¼µSystemĿ¼
Windows NTϵͳSystem32Ŀ¼дmsdxm.ocxļʹ÷
߼Ӱ£书ܸΪǿƣʹȴ쳣򵥡нͼ
8-14ʾͼ8-14ʹMediaPlayer
    Windows Media Playeͬͨװչֵ֧ļʽ
װrmRealoneED. exeͿԲRMļˡ    ͼ8-15ʾ
    ͼ8-15
    ʵָǿĲŹܡͲིˡ
    3RMļͨһOCXֱӲš̡RMӦʾe
СߡһװͿOCXʹáעעᡰpackcom.dll
ⲿװRM.npkļнͼ8-16ʾ
ͼ8-16 RM    ͼ8-17ʾ
    ͼ8-17
    2̡ӣeⲿʵֲŹܡҪĴֻһУ£УExplorer.exe+ַ٣
  ͨⲿExplorer.exeӰļַExplorer.exeԶ
ļԵӦĲļݡʵַһֱͨĽ
˳򿪷ĸӳ򣬵ͬʱҲ˳ͳһԡ
--------------------------------------------------------------------------------------------
8.6С
    ĶýӦǴұȽϸȤĲ֣ԼһMP3
һƵĲȻԻṩרõͼʽתֿ֧⣬Թҽ
ͼʽת֮áжýֿ֧⡢ıֿ֧绰ֿ֧⣬ܽ϶࣬
˽רŵ½ܣڴ˴ҲԼѧϰ
    һԽµϰ  
    1һMP3
    2һԲGIFSWFļ
    3һͼʽתר
    4޸ıͼƬת̣һͼƬתܵͼƬ
    5ӰļĲ
    6ֿ֧еѧýֿ֧⡢ıֿ֧绰ֿ֧⡣
--------------------------------------------------------------------------------------------
ھͨѶ
    Ľٽ˼ķչرǸ˵Եռڶû
ݵعϢԴͬʱʹ֮ͬҲܻഫϢн
  ڳ˵Լ򵥵ĻΪͣӦͨ͡ѶͺӲ
ͨ͡ϸ˵еӦöǽӲͨźͨѶĻ֮ϵģ
Ϊõ˽Ե繦ܺ°ѻڻ׼ͨѶЭ
HTTPFTPSMTPЭĳͳΪӦͳ򣻰ѻԶͨ
ѶЭĳҡءϷȳͳΪͨѶͳ򣻰ֱ
Ӳ˿ڳ򣺲ڣڵĳͳΪӲͨͳ
--------------------------------------------------------------------------------------------
9.1֪ʶ

    TCP/IPЭ飺TCP/IPЭǴЭ(TCP)Э(IP)ļƣTCPfIP
Ǳ֤ҪЭ飬омΪҪáͨҲ
ЭΪһЭΪTCP/IPЭ壬ϰٸֹܵЭ飬磺
Զ̵¼ļ͵ʼȡ
    IPַInternetϵÿһ̨һΩһ32λInternetַ
Internet Protocol AddressIP Addressһַüйصȫ
ͨšΪ˷Ӧһ8bitΪһλʮʾÿһ
̨λá
    һIPַ4ɣÿֽ0-255֮䣬ĳһ̨ԵIPַ
Ϊ202. 206. 65. 115Ϊ202. 206. 259.3
    ַ͵IPַû䣬ַһַ͵ĵַ
νַ磺˵ַΪwww. sina. com. cnÿһΩһ
IPַ֮Ӧ˵IPΪ61. 135. 152. 70ӦַϢһ
(DNSDomain Name Server)ڣʹֻ˽׼ǵַ
ӦתDNS
     HTML: Hypertext Marked Languageıԣһıĵ
ļ򵥱ԡHTMLдĳıĵΪHTMLĵܶڸֲϵͳƽ
̨UNIXWINDOWSȣԬ9-1гһЩı׼ͨѶЭ飬ﲻһһ׸
9-1Эƣ Telnet Ӧ÷ΧṩԶ̵¼ն˷棩Э Эƣ FTP Ӧ÷ΧӦüļЭ顿ЭƣSMTP/POP3 Ӧ÷ΧʼЭ ЭƣSNTP Ӧ÷ΧЭ ЭƣDNS Ӧ÷ΧҲǽӳIPַЭ顿Эƣ HTTPӦ÷ΧıЭ 
9-1׼ͨѶЭ
--------------------------------------------------------------------------------------------
9.2.1
ӿ
ӿڳʵҳЧ
ӱǩƶӵַʱ
Զͣͬʱַıɫ
óӵַ
Զѡȱʡҳַ
ʼͻ˽б༭ʼҸ
䳬ıɫʾõַѷʹͼ9-1ʾͼ9-1ӿ
    ʹóӿһֻҪ䡰͡ԡַԻ
InternetַԼɡ
    ͡Ϊͣѡֵ0ַ1InternetַĬΪ
0ֵ͡Ϊ0ʱַЧֵ͡Ϊ1ʱInternet
ַЧ
    ⡱ıΪգԶԡַԻInternetַ
ԵıΪʾ⡣
    óӿһ򵥵ĳʵָ̲Ҫдκδ룬ֻҪ
ԽӦüɣ£
    1½׳򣬲зӿ
    2һӿġ͡Ϊ1InternetַڡInternet
ַ롰http://www. dywt. com. cn
    3һӿġ͡Ϊ0ַڡ
ַ롰book8@dywt. com. cn
    F5иó򣬾ͿԿЧˡ
ȻЧͬóʵ֣£ӳ__ ֵͣ  עޡӿ1.=1ӿ1.Internetַ=Http://www.dywt.com.cnӿ2.=0ӿ2.ַ=book8@dywt.com.cn
    ͨԳӿġ߿򡱡ıɫȵɫʺɫԽ
ãʵֲͬЧĳӱǩǰťЧ
    ӿġתʵֳҪȴҿԽӡΪ٣Ȼ¼áתﵽЧͨ˵ֱӷҳӣͼ9-2ʾͼ9-2صĳӿ÷
    ˵ӳ£ӳ_վ ֵͣ  עޡصĳӿ.=1صĳӿ.Internetַ=www.dywt.com.cnصĳӿ.ת-ָ-ӳ__ѡ ֵͣ  עޡصĳӿ.=0صĳӿ.ַ=book8@dywt.Ccom.cnصĳӿ.ת

ı

    ıṩԱ׼HTMLҳ֧֣籾HTMLļCHMļ
Զ̬̬̾ҳȡʹôԿݵؿСFLASHվ
רùߵȼɫӦó
    ȴҴ򿪲鿴̱Ŀ¼еġeЧͼ9-3ʾ
    ͼ9-3
    ʹ÷ǳĴʵлܡ˵빤Ƽ
ͼƬĴϣصעԳıִ()ĵ
üڲ¼ӦĴ
    1ִ()
    øʽ  <޷ֵ>  ִִе
    ִָ
    ִеΪ(int)ִָͣΪ³
ֵ֮һ  0#ǰ  1#ˣ  2#ҳ  3#ҳ  4#ˢ£  5#ֹͣ
6#Ϊ  7#ӡһ8#ӡԤ  9#ҳá
    سΪӳ_1_ ֵͣ  עޡťǣ ͣ ο ɿգ 飺 עޡжϣťǣ=0ı1.ִ#ҳжϣťǣ=1ı1.ִ#ˣжϣťǣ=2ı1.ִ#ǰжϣťǣ=3ı1.ִ#ֹͣжϣťǣ=4ı1.ִ#ˢ£жϣťǣ=6ѡС2жϣťǣ=7ı1.ִ#ӡ
    2ת¼
    תһҳ֮ǰ¼¼ӳжȡַ
Լɵ֪תĵֵַΪ١ʱתֵΪ桱򲻷
ֵת
    شΪӳ_ı1_ת ֵͣ  עޡ״̬.ı1ת+#+ı1.ַ+#ţ
    3תϡ¼
    תһҳ֮¼¼ӳжȡַ
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  5ȸı䡱¼
  ĵĹУÿĵһּ¼֪ͨ
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  6ϡ¼
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  7Ѿ¼
  ѾʾĵϺͱ¼¼ӳжȡ
ַԾͿɵõѾĵĵַ
    شΪӳ_ı1_Ѿ ֵͣ  עޡ״̬.ı1ַ༭.=ı1.ַ
    8״̬ıı䡯¼
    ״̬ııͱ¼¼ӳжȡ״̬ı
Լɵ֪ݡش£ӳ_ı1_ ״̬ıı ֵͣ  עޡ״̬1.ı1ı1.״̬ı
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ɵ֪ݡ
    شΪӳ_ı_ ⱻı ֵͣ  עޡ=ı1.⡿
    10.״̬ı䡱¼
    ǰˡ״̬ı¼ûӦø״̬
ֵֹӦİť˵
    شΪӳ_ı_ ״̬ı ֵͣ  עޡ ͣ ο ɿգ 飺 עޡǷ ͣ߼ ο ɿգ 飺 עޡǷ=٣жϣ=#ǰ1.״̬2#ֹǰ.ֹ=桿жϣ=#ˣ1.״̬1#ֹ.ֹ=桿жϣ=#ǰ1.ȥ״̬2#ֹǰ.ֹ=١жϣ=#ˣ1.ȥ״̬1#ֹ.ֹ=١
    11.´ڡ¼
    ´һҳ֮ǰ¼¼ӳ򷵻ء١
򿪣ء桱򲻷ֵ򿪡
    ԿʹṩĸֹܣܹΪṩܴı
̵ĹʵӦԵԴ̹ܽ䣬ҪǶԸ
ڲ¼ӦЩܿøƵ
    һWEB¼С
    ܶҵԼҵʾ֣ҵϢҪɲ֡Ϊҵ
ϢϵͳʱҪշʼܼɵСṩʼ
͵ҿԺɵڳмɷŹܣΪṩ˺ܴı
ûнʼֻÿͻؼʵּ򵥵ʼѹܣˮ
ƽһĻԼд뺯ͨؼʵŽ룬Щ⡣
ʵĿǰҵʾִṩWEBʽʣֻҪڳǶWEBҳʾ
¼ҳͿʵڳмշʼˡЧͼ9-4ʾ
    ͼ9-4 WEB¼
    ҪĹؼԼʵԶ¼ҳҪ˽һ
ЩHTMLĵصĻ֪ʶɲϡ
    www. 126. comվWEBΪ
    ȷwww. 126. comվҳҳԴ롣
    IEַwww. 126. comַҳ棬ѡIE˵鿴һԴ
롱Կͼ9-5ʾݡ
    ͼ9-5  126ҳԴ
ײִ˵ҳǸҳзֱ룺http://www. 126. com/0. htmhttp://www. 126. com/index2. htmַ鿴ҳԷindex2. htmҳ档    index2. htmԴе¼ύֵҳ루עHTML
ύݴλ<form></form>м䡣Ϊ¶δɾڣͼ
ƺȽң԰һ£ֻҪݣͼ
    Ϊ¼ťʱdomainlanguagebCookieuser
passenter.xstyleֵ󣬾fCheck()ʹPOSTύ
http://entry. 126. com/cgi/loginҳ档
    ΪԴfCheck()ûжЩֵиı䣬Ϊ򻯽⣬˵
úһfStyle()䶯˷ҳַһverifycookie=l
http:entry.  126. com/cgi/login?verifycookie=l&language=O&style=-l
    ôϢдҳURLΪͼ
ע%B5%C7%C2%BCǺ֡¼룩
ԼûURLַõַɹ
ݷд
½һ׳򣬳ͼ9-6ʾ
    ͼ9-6¼
Уġ༭2ġ뷽ʽΪ2롯
ڡ_ť1_()¼мһ룺ӳ_ť1_ ֵͣ  עޡ1.ַ=http://entry.126.com/cgi/login?verifycookie=1&language=0style=1&domain=126.com&bCookie=&user=+༭1.+&pass=+༭2.ݡ+&enter.x=%B5%C7%C2%BC
    ˣ126Զ¼ˡЧͬǰͼ9-4ʾ
    Ϊ̬ҳڴʱһҪÿ봫ݣʵеķʵַ
ʵֻҪû뼴ɵ¼ҿԼԡhttp://entry.126.com/cgi/login?user=+û+&pass=+롿
    ע⣺вûʹҳҪPOSTύʹõGET
URLһύվ֧GETPOSTã
ʱֻܵAPIʵPOST⣬ʹGETύ
ʱû붼¶URLУ뱣һע⡣
--------------------------------------------------------------------------------------------
9.2.2ֿ֧
    ֿ֧չԶʲĿǰ1Oṩʼ͡
HTTPFTP͡𣬿㿪ĻҪ

    ָͨƽ豸ӵInternetͨһ
ӣInternetӡӡοWindows
֧֡
    ̡eСֻҪϵͳùӣļͻᱻ뵽
ϿСͼ9-6ʾ
ͼ9-6ȡ
     س£ӳ__ ֵͣ  עޡ ͣ ̬ 飺 עޡ+ƴα ͣ ̬ 飺 עޡϿ.Ŀָ绰롱=ȡƴѭףƴαϿ.Ŀȡƣƴα-1ƴѭβϿ.ѡ=0ʹáȡȡϵͳļһƴѭȡõƼ뵽ϿС
    ȡ()ļȡϢֵOʼ
ֵΪȡ()ķֵһ
    ѡļȷͨŰťͿӵϡس£


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绰  ༭.ݡ
  绰  @  ı (Ͽ.ѡ  1)

 ( (绰, ʺű༭., ༭., , ״̬ǩ))
״̬ǩ.  ڲ...
 ״̬ǩ.  ʧܡ


ʼ
    ʹṩʼԱдʼ̡ʼe
Чͼ9-7ʾ
    ͼ9-7ʼ
    עһõġʼ͡мҪ
    ӷŷ()ӵָSMTPʼͷɹء桱ʧ
ܷء١֧֤ͳʱжϡÿγɹӷŷɷŲ
ҪʱáϿŷ()ͷԴʵ£
 (ӷŷ (ʼַ., ֵ (ʼ˿.), û., ., )  )״̬ǩ.  ʼʧ! ()
    ע⣺ʼʧܣ޷ӷֵ˽⵽ʧԭġʵ
УáͻͻˡԤӷַ˿ڣ
ǷЧͿԸжʧϻû󣬲
ķѶһЩʱ䡣
    Ͽŷ()Ͽͨӷŷ()SMTP
ʼͷӡÿγɹӺԷͶʼÿһʼͶ
ӡ
    Ӹļ()ָļ͵ʼУɹء桱
ʧܷء١ҪṩĲļȫ·£
ӳ _Ӹ_ (ͨöԻ1. ()  ) (Ӹļ (ͨöԻ1.ļ)  )ǰĿ  ǰĿ  1ǩ.  ı (ǰĿ) Ϣ (Ӹʧܣ, #ͼ, ʧܡ)
    Ӹ()Ӹݵ͵ʼУɹء桱ʧ
ء١͡Ӹļ()ͬǣҪ󸽼ļʽڣ
綯̬ͼƬݡʵ£Ӹݣֽڼ⣩Ӹݣļļȫ·⣩
    и()мӵʼеĸݡ
    ʼ()ʼָ䣬עʼаʹáӸļ
()͡Ӹ()ӵĸɹؿıʧܷؾϢı£ͽ  ʼ (ʼ., ʼ., ., ., ., ظַ., ) (ͽ  )״̬ǩ.  ʼɹ!
  ״̬ǩ.  ͽϿŷ ()   ʵӦ,һʼԷͶʼ,ÿζϿ.
    ڱʹãҪע⣺
    ظַпܻᵼ·ʼʧܣظַһǷ˵ַ
    һη˴ʼٽŷµʼʱӦϴ
ӵĸٴαͣ
    ʼԲд
    ȻҲͨ޸ĳ⣬ҿԼ
FTP
    HTTPFTPЭ飬书ܱȽϽӽHTTPڳı䣬FTP
ļ䡣
    ȿһ̡֮FTP.e˽FTP
    ֿ֧FTPͲFTPϵļЧ
ͼ9-8ʾ
    ͼ9-8֮FTP
    ¼FTPô()HTTPFTPʹ
ôĵַΪIPַơ
    FTP()߼ֵɹΪ桱ÿFTPϺҪ
ϿFTP()ϿӣͷԴ£
ô (༭.)
 (¼ѡ.ѡ  )
¼ɹ  FTP (ַ༭., , , ֵ (˿ڱ༭.), )
  ¼ɹ  FTP (ַ༭., û༭., ༭., ֵ (˿ڱ༭.), )
    ϿFTP()ϿFTPӣִкٽFTP
    FTPļ()FTPϵָļصأɹء桱
ʧܷء١£
 (FTPļ (ļ, ļ))
䱾ؿ ()
״̬ǩ.  ļ  #  ļ  #  ɹ
 ״̬ǩ.  ļ  #  ļ  #  ʧܡ
    FTPļϴ()ļϴFTPϵָλãɹء桱
ʧܷء١£
 (FTPļϴ (ļ, ļ))
Զ̿ ()
״̬ǩ.  ϴļ  #  ļ  #  ɹ
. ״̬ǩ.  ϴļ  #  ļ  #  ʧܡ
      FTPļFTPָļơɹء桱ʧܷء١£
 (FTPļ (ԭļ, Զļ.༭ģ
״̬ǩ.  1  ɹ
 ()
 ״̬ǩ.  1  ʧܡ
 ()
       FTPĿ¼FTPָλôµĿ¼ɹء桱ʧܷء١£
 (FTPĿ¼ (Ŀ¼))
Զ̿ ()
״̬ǩ.  Ŀ¼  #  Ŀ¼  #  ɹ
 ״̬ǩ.  Ŀ¼  #  Ŀ¼  #  ʧܡ
FTPɾĿ¼()ɾFTPϵָĿ¼ɹء桱ʧܷء١£
 (FTPɾĿ¼ (Ŀ¼))
Զ̿ ()
״̬ǩ.  ɾĿ¼  #  Ŀ¼  #  ɹ
 ״̬ǩ.  ɾĿ¼  #  Ŀ¼  #  ʧܡ
    FTPĿ¼()FTPϵĵǰĿ¼úFTP
ʹ·ָļɹء桱ʧܷء١£
FTPĿ¼\ԶĿ¼Ŀ¼
    FTPĿ¼б()FTPָĿ¼ڵƥļĿ¼
ϢɹرҵļĿ¼Ŀʧܷ0£
Ŀ  FTPĿ¼б (*.*, , ļ, ļ, ļߴ, ļʱ)
    FTPӦУ˿׼FTPͻ˳⣬߸ڲ
ϢĹȷ档FTPHTTPȨ޹ܵ걸ܹ
ɵĿûʱٵĶļаȫĶд

HTTP
    HTTPӦõʵHTTPر׼ֻô()
͡HTTPļ()ֻҪúͬҲʵֽ϶๦ܡȿһ
ȡҳͼƬӡЧͼ9-9ʾ
ͼ9-9ȡҳͼƬ
    ͼпԿҼ˵ˡͼƬ˵ÿԼ
ϲͼƬ󣬿ԼĳУ֮ΪͼƬʱ
    Ϊ˱ڽ⣬Ѿ̣ⲻǣעֹԼ
VBScriptűıдȤƣвϡ
    һҼ˵
    ½ǡʼһСRegedit. exeȷťע
༭
    HKEY_CURRENT_USER\Software\Microsoft\lnternet Explorer\MenuExt\½
ΪͼƬΪҼʾ˵ơ
    ѡ½˫ҲĬϣڵc\cmdline. html
ָűļ·
    ڿհ״Ҽ½DWORDֵΪcontexts޸ֵΪ2Ҽ
ֻͼƬЧˣֹҼ˵ˡ޸Ľͼ9-10
ʾ
ͼ9-10ֹ޸עҼ˵    
    ڶűļ
    ΪʵҼܣýűļVBScriptдűļļΪ
ղע趨cmdline. html£
[<script language : "VBBScript">]
[sub OnContextMenu()] 
    [set srcEvent=extenrnal.menuArguments.event]
    [set Eventelenment=]
[extenrnal.menuArguments.document.elementFromPoint(srcEvent.clientX,srcEvent.clientY)]
   [On Error Resume Next]
   [Dim MyObj]
   [Set Myobj=CreateObject ("WScript. Shell")]
   [if err = O then]
      [MyObj.Run "c:\cmdline.exe " & EventElement.href <lִС>]
    [else]
      [alert"󣡴Ϊ"&err]
    [end if]
[end sub]
[call OnContextMenu()]
[</script>]
    ֱü±߽뱣Ϊc:\cmdline. htmlļűдȫ
ˡ
    д
    ½һ׳򣬷һؼƾˡʵִڸ
ͼƬСԶ
    ȫ붼ڡ__ϡӳС£
ӳ ___ϡ
ֲ ַ, ı, , "0"
ֲ ͼƬ, ֽڼ
ֲ ͼƬ, ͡
_.ǰ  桿
1.Զػ  桿
ȡ (ַ)  ' ȡݻͼƬַ
 (ȡԱ (ַ)  0)  ' ֱֹб
Ϣ (ҳͼƬϵҼñ, 0, )
 ()

  ַ [1]
ͼƬ  HTTPļ (ַ [1])  ' HTTPļ()ͼƬļ
ͼƬ  ͼƬ (ͼƬ)' ͼƬС봰ڵĿȺ͸߶ȡ
1.  1.ȡͼƬ (ͼƬ)
1.߶  1.ȡͼƬ߶ (ͼƬ)
_.  1.  6
_.߶  1.߶  26
1.ƶ (0, 0, ȡû (), ȡû߶ ())
1.ͼƬ (ͼƬ, 0, 0, , , )  ' ʾͼƬ
 ˣȫдɣĹǽ˳б룬Ȼǰű
ļбģΪc:\cmdline. exe
    ڣһڣһվκһͼƬϵҼᷢ
ѾһͼƬÿѡͻᰴͼƬС½һͼƬڡڷ
ͼƬҼҼ˵ûСͼƬ
    Ϊ˽ⷽ㣬ʹVBScriptűֱӵÿִļɲɱ
ʾֿɽű׼ǽΪActiveX DLLļעϵͳ
УͨøöʵֹܣͲʾֿɽűˡ
    ע⣺űļûжԸȵͼƬҳжϣ޷ȷȡȵ㸲
ǵͼƬļؿҳͼƬ
    HTTPļ()ܶȡصֽڼļ⣬ԷASPPHP
̬ҳشHTML.ıԴ롣صĽ鿴ҳԴ
롣ھһáHTTPļ()ȡҳHFMLԴʵݲ
ӡ
    ʵTOM. commp3棬óԶռֵַʵ
ֵַܡʵЧͼ9-11ʾͼ9-11ռ
    һվ
    TOM. comҳʵַʽ
    TOM. commp3ҳַΪhttp://search. tom. com/mp3/ҳ
ƣ硰šťԶһ´ڣʾ
һҳݡͼ9-12ʾ
ͼ9-12ڵַ
    word=%BO%A2%B6%C5ؼΪ%BO%A2%B6%C5֡šURL룩
뿴ڶҳԵҳ·תƵתҳϿԿ
9-3ʾӵַ
һҳַhttp://search.tom.com/searchmp3.php?sl=0&word=&class=&bg=1&tomsearch=mp3
һҳַhttp://search.tom.com/searchmp3.php?sl=0&word=&class=&bg=2&tomsearch=mp3
һҳַhttp://search.tom.com/searchmp3.php?sl=0&word=&class=&bg=3&tomsearch=mp3
    9-3ҳӵַ
    пԿֻҪÿα任bgֵͿȡòͬҳĽˡ
    жһҳˣ԰bgֵΪ100ԣͼ9-13ʾ
ͼ9 13شҳ
    ԿվʾûҽؽֻҪibgֱֵ
صҳаûҵؽıݣΪϡ
    HTTPЭ涨URLдڡո񡱷ţһá+Ŵ档ͼ
9-14ʾhttp://search.tom.com/searchmp3.php?word=coal+chamber
    ÿҳĴݡIE˵ѡ񡰲鿴һԴļԿ
ͼ9-15ʾHTML롣
    ͼ9-15ҳԴ
    ASPPHPҳűһʾظʽʱѭԶ
ʾˣÿ¼HTMLʽһģһֻҪһ¼ĸʽ
ͿѭԶȡ¼ݡѡִǷõһ¼
Ρʽͼ9-16ʾ
    ͼ9-16ҳʽ
վϣڿʼֱд
    ½һ׳ӱǩ༭򡢰ťбһͼ9-17
档
ͼ9-17ƽ
    ڳһͳ򼯱šΪ¼˳ˮš
    ڡ_ť1()ӳм롣ڱУ衰ť1ıΪ
ֹͣжϱ־ؼ£
ؼ  ı滻 (ɾβ (༭1.),  , +, , , )  ' ոתΪ+š
ַ  http://search.tom.com/searchmp3.php?sl=0&word=  ؼ֡&class=&tomsearch=mp3&bg=  ' ʼַ
жѭ ()
ҳ  ҳ  1
ҳ  ȡֽڼ (HTTPļ (ַ  ı (ҳ)), #ı)
 (Ѱı (ҳ, ûҵ, 1, )  0)
ѭ ()

ҳ洦 (ҳ, ҳ)
 (ť1.  )
ѭ ()

жѭβ ()
Ϣ (ɡ, 0, )

    ½һҳ洦ûԶӳ򣬴ӳʵֶÿҳз
ڴǰҳݣųţ籾ҳӳʼ֣ҳԴͷβֻظʽļ¼Σߴ׼ȷȡ
  ȡı (, Ѱı (, <!---   --->, 1, ))  ' Դ룬ȥҪĴ룬Ӱжϡ
βλ  Ѱı (, <b></b>, , )  ' ҳвʼ
    Ϊҳ洦ڷҳԴϵóģ˲ÿһ¼β
λʱϸҳԴĽṹжϡѡȡ־ıʱһҪ
ԴǰϸĿǣ׵õĽ
λ  Ѱı (, <a href=  #  http://, βλ, )  ' ʼλá
 (λ  0)
βλ  Ѱı (, #, λ  9, )  ' ӽλá
ı  ȡıм (, λ  9, βλ  λ  9)  ' ȡı
 (Ѱı (ı, http://sms3.ctn.com.cn, 1, )  0)  ' ȥسӵַӰ졿
    1
ֵ  б1. (, ı (), , , , )
б1.ñ (ֵ, 1, ı (ҳ))
б1.ñ (ֵ, 3, ı)
βλ  Ѱı (, </span>, βλ, )  ' ƽλá
λ  ı (, <span class=p14>, βλ, )
ı  ȡıм (, λ  16, βλ  λ  16)  ' ȡơ
ı  ı滻 (ı, <font class=keyword>, , , , )
ı  ı滻 (ı, </font>, , , , )  ' ԭʼ롿
б1.ñ (ֵ, 2, ı)
    μС.e
    ͨϼʵԿҪӦͳ򣬳ҪԴ
˽͸Ҫܶ˽Эص֪ʶԴ޾ģֻҪܶЩ
˼·Ϳͨ޵ĳܷḻ
--------------------------------------------------------------------------------------------
9.3ͨѶ
    °ѻԶͨѶЭĳҡءϷӦ
ͳΪͨѶͳͨѶӦõĻκҪͨ
ݡȻΪʵ޽޶ƶ˺ܶͨѶЭ׼ʵӦУ
򻯱̡ͨѶٶȺݰȫҪпܱжݽķ
    ͻTCP/IPUDPЭͨѶĳ֣ײͨ
ѶЭвϡ
--------------------------------------------------------------------------------------------
9.3.1ͨ
    ͨѶͳ򳣳ҪȡԼԷַ(IP)ͨIPӽ
սϷͨIPӵ¼ҵȣҪ֪Ϸҵһ
IPӡ
    ھͨѶбʶ  
    ȡ()һرʹøʽ£ı=ȡ
    ͨŲ()һָǷܹͨѶرͨѶӦʱ
䡣޷ͨѶ߲ʧܣ-1ʵ£ı=ıͨŲԣIP༭1.ַ  
    תΪ()һָIPַתΪʧܷؿıʵ
£ı=תΪIP༭1.ַ 
    תΪIPַ()һָתΪIPַʧܷؿı
ʵ£ı=תΪIPַ
    ͨѶ
--------------------------------------------------------------------------------------------
9.3.2ͨѶ
    ݱһСݽʽ֮ǰͶԷӣ
ҪʹÿͻؼҪ죬ܹԹ㲥ʽϢǳʺϾ
лϢ֮áǷӷʽֻжǷͳɹ޷жǷ
ճɹһԷ͵пܻᵼ·ʧܡ֧һ1024
ֽڵķͣʵӦУòҪ127ֽڡ
    Ҫдͻɿʽͣʹÿͻ
    1ݱҪ
    ˿ڡԣָݵĶ˿ںţǴ0С32767κ
ֵĬֵ19730
    ܹ25625665536˿ڣŴ065535ǰ1024˿
ȷеĶ壬ӦϵͳصһЩ1024ԺĶ˿ΪӦóģ
ѡã32767£Ϊݱͻָ
˿ʱѡȡϴĶ˿ںţͻ
    2ݱרз
    ()
    ܣݵָָ˿ڡ
    ﷨ݱƣݣ[ַ]˿ںţݣ
    1ַıͣΪIPַȡʡԱ
ṩıָ˿ڹ㲥ݡ
    2˿ںšͣǶԷݱĶ˿
ֵָ
    3ݡ͵ݣı͡͡С͡߼͡
ʱ͵ȣͲޣ
    ֵ߼͡ݷͳɹء桱ʧܣء١
    ()Ӧʵ£ݱ1.ݣ127.0.0.119730123ݱ1.ݣmypc,19730,ԡ
   һдʾΪ19730˿IPַΪ127.0.0.1123:
   ڶдʾΪ19730˿Ϊmypcıݡԡ
    ע⣺߼ͷֵֻǱ͡ݵĳɹܲܳɹ
ûκιϵ
    ȡ()
    ܣȡݱյݡ
    ﷨ݱƣȡ()
    ֵֽڼ͡עֽڼͣʹʱпҪת
    ȡݷӦʵ£
=ݱ1.ȡݣ        //ȡݲֽڼͱݡС
༭1.=ֽڼתݣ#ıͣ         //ʾ༭1С
    ֽڼתݣ#ıͣʾֽڼͱݡתıͣڶ
#ıָ͡Ŀͣ#ı͡ϵͳĳ
    ʵҲдһУ
༭1.=ֽڼתݱ1.ȡݣ#ıͣ
    ע⣺ֽڼǱȽͣרṩת
ֽڼת()͡תΪֽڼOһкܶרֽڼݽв
Բ鿴ֿ֧еֽڼ֡ȡ()"ֻݱ
ġݵ¼ĴӳеáطʹҲ޷ȡȷ
ݡ
    3ݱҪ¼
    ݵ¼
    ¼ĲʱݵʱԶ¼
    ڱ¼ĴӳУһҪȡءݡáȡ
()
    4ݱӦ
    ͨǰѧϰ˽ˡݱÿ¼áҴ̡ݱeͼ9-18ʾ
    ͼ9-18ݱe
    гдϢı͡ťԿյϢͻ
յʾ
    ڡһͰťһ¼ӳУʹáݱ1()
Ϣݷ͵ַָļ£
ӳ _ť1_
ֲ ˿ں, ͡
˿ں  ֵ (˿ںű༭.)
 (˿ں  0)
Ϣ (ݵ˿ں!, 0, )
 ()

 (ݱ1. (ַ༭., ˿ں, ͱ༭.)  )
Ϣ (ʧ!, 0, )

ͱ༭.  
ͱ༭.ȡ ()
Էݱյʱݱ1ݵ¼ӳ򱻴ݱ1ȡ()ȡýյݣͨ紫ݶֽڼͣͨת
ʾ༭С£
ӳ _ݱ1_ݵ
յϢ༭.ı (ȡֽڼ (ݱ1.ȡ (), #ı)  #з)

-------------------------------------------------------
ͻ
    ͻͷһԺôǳɶʹãһӦó
зֱãһǿͻ˳һǷ˳򣬿ͻӦó
ӦóӡȻҲһӦóмʹÿͻʹ÷
䵱ͻֳ䵱ˡ
    1ͻҪ
    ͻֻСơעߡߡȡ߶ȡ롰ǡ
ԣûԡҲһʱɼЩԶԲá
    2ͻרз
    ()
    ܣӵָָ˿ڡ
    ﷨ͻӣַ˿ںţ
    1ַıͣΪIPַ
    2˿ںšͣĶ˿ֵָ
    Ȼͻȷе֪ԷķַͶ˿ںŲпӵԷ
һ˵ͻ˳ͷ˳ͬһˣ壩Ͳģ
ַͶ˿ںŶǺ֪ġ⣬ҪڹھΧͨţ
˳ڵԱСⲿIPַ
    ()Ӧʵ£
ͻ1.ӣ110.0.0.119730
    IPַΪ110.0.0.1еķӡ÷Ķ˿Ա
19730ڵĳУӲܳɹ
    ע⣺ͬһʱ̣һͻֻһһͬʱ
ͻӡ
  Ͽ()
  ܣϿӡ
  ﷨ͻƣϿ()
  Ͽ()Ӧʵ£ͻ1.Ͽӣ
 ()
  ܣѾӵķݡ
  ﷨ͻݣݣ
  Ǹ͵ݡ
  ݡӦʵ£
ͻ1.ݣ0
ͻ1.ݣ༭1.ݣ
ͻ1.ݣͼƬ1.ͼƬ        //ֱȷıֽڼݡ
    ע⣺ȸȷ֮󣬲ܷݡ
    ȡ()
    ܣȡطݡ
    ﷨ͻȡ()
    ֽڼ͵ݡʹʱпҪת(áֽڼת
()ݱġȡ()ȫһµġ
    3ͻҪ¼
    ݵ¼
    ˽ݷ͹¼ڱ¼Ĵӳеáȡ
()ȡرյݡ
  ӶϿ¼
  ӱ˶Ͽ¼ӶϿ󣬲ܼݣ
ӡ
    4ͻĽ
    (1)ɿͻ(ͨá()ʱ
ͻ롱¼ڸ¼лÿͻĵַ(ͨáȡؿͻ()
˺˫Ի෢͡ݡ
    (2)ͻͷӶϿ֮ǰκʱá()
ԷݣʱԷݵ¼ڡݵ¼еáȡ
()ȡöԷݡ
    (3)ͻɵáϿ()Ͽӣʱ
ͻ뿪¼ɵáϿͻ()Ͽͻ
ӣʱͻӶϿ¼
------------------------------------------------------

  1Ҫ
  ˿ڡ
  ָͣݵĶ˿ںţǴ0С32767κԶֵ
Ӧȡ1024Ľϴֵ京ݱͬơ
    ͻĶ˿ںűһ£໥ͨѶ
    2רз
    (1)ȡؿͻ()
    ܣȡӵĿͻַ
    ﷨ƣȡؿͻ()
    һı͵ֵм¼˿ͻĵַIPַ+˿ڣ
ͻݻϿͻʱҪָõַ
    ȡؿͻ()Ӧʵ£ͻַ=1.ȡؿͻ
    ȡؿͻĵַ浽ıͱͻַСͻַҪȶΪ
ıȫֱ򼯱Թӳʹá
    ע⣺ͨڷġͻ롱򡰿ͻ뿪رǡͻ롱¼
Ĵӳеñ
    (2)ȡ()
    ܣȡؿͻݡ
    ﷨ƣȡ()
    ֵΪֽڼ͡
    (3)()
    ܣָͻݡ
    ﷨ƣݣտͻݣ[ȴʱ]
    1տͻıͣǵáȡؿͻ()õĿͻַ
    2ݡǸ͵ݡ
    3ȴʱ䡪ָȴͳɹʱ䣬λΪ롣ʡԱ
ĬΪ޵ȴ
    ()Ӧʵ£1.ݣͻַ123
    ͻ˷123ġͻַǰáȡؿͻ()ʱ
ķֵ
    (4)Ͽͻ()
    ܣָͻϿӡ
    ﷨ƣϿͻϿͻ
    ǵáȡؿͻ()صĿͻַı
    Ͽͻ()Ӧʵ£1.Ͽͻͻַ
    롰ͻַָĿͻϿӡġͻַǰáȡؿ
()ķֵ
    3Ҫ¼
    (1)ݵ¼
    ˽ݷ͹¼ڱ¼Ĵӳеáȡ
()ȡرյݡ
    (2)ͻ롱¼
    ¿ͻӵǰ¼¼ӳһҪ
ǣáȡؿͻ()¿ͻĵַ浽ı͵ȫֱ
УԺʹ(ķ()Ͽͻ()Ҫ
ָͻĵַ
    (3)ͻ뿪¼
    ͻ˵ӶϿ󣬻¼ڱ¼Ĵӳеáȡ
ؿͻ()ȡش˿ͻĵַIPַ+˿ڣ
    4ͻӦ
    ͬʱеġҷeͶҿͻˣe̡
Чͼ9-19ͼ9-20ʾ
ͼ9-19
    ͼ9-20һͻ
ֻҪͻӣ˾ͻȡÿͻ˵ĵַʾбУس£


ӳ _1_ͻ롿
б1.Ŀ (1.ȡؿͻ (), )' ĳͻӽʱб
ͻӵ󣬰ݷ͵ˣȻ÷ݷ͵пͻ
ˡس£




ӳ _1_ݵ
ֲ Ŀ, ͡
ֲ ƴα, ͡
ֲ յ, ֽڼ' յϢת߿ͻ
յ  1.ȡ ()
Ŀ  б1.ȡĿ ()
ƴѭ (Ŀ, ƴα)
1. (б1.ȡĿı (ƴα  1), յ, 1)
ƴѭβ ()
    ͻ˵Ϳͻ˵ַηȡصݡÿͻ˶յ
ͬϢʾϢСҪжϣڿͻӷʱɷ
ͻϢͿʹÿͻϢΪݵʶ־ˡ
--------------------------------------------------------------------------------------------
9.3.3ͨѶֿ֧
    ͨѶֿ֧ΪǿԭͨѶĹܶṩģ
ʹ÷ԭͨѶƣΪ䡣ʵӦзʺϴ
ƽ̨ʺһһĴļ䣬߿ɻʹá
    ͨѶֿ֧
    ȡ()"ԭͨȡͬʹøʽ£ı=ȡ
    ȡIP()"رа󶨵IPַбʵ£IPб=ȥIP   IPбΪıͶ̬顿
    ͨѶֿ֧
    ݱͻͿԼ򵥵Ϊ޽
ͨѶԭеͨѶ˵͸ʺһһݴ
ֱ̣˽͵ʹ÷
    ̱Ŀ¼еġݱ.eF5Унͼ9-21ʾ
ͼ9-21ݱeн
һ¼ܰťĴ롣
ӳ __
 (ֵ (˿ڿ.)  0)
Ϣ (˿ںòȷ, 0, )
 ()

˿ڿ.ֹ  桿
 (ݱ. (ֵ (˿ڿ.)))
_.  ڼ
־  桿
߳ (&ӳ1)
    ڡաť¼Уʹááݱļ
ڼڼ䣬޸Ķ˿ںšɹ󣬴һӳ1̡߳
ӳ ӳ1
ֲ ֽڼ, ֽڼ
ֲ շϢ, ԷϢ
жѭ (־)
ֽڼ  ݱ. (15, շϢ)  ' ÿ15һμ־,޵ȴ
 (ֽڼ  {  })
Ϣ.ı (շϢ.ԷIP  :  ı (ֽڼ)  #з)
IP༭1.ַ  շϢ.ԷIP

жѭβ ()
    еġԷϢͨѶֿ֧¶͡ҿԲ鿴
ֿ֧еĴֿ֧еͶ塣
    ӳlвϵѭ׼Ϣÿ15һηֹͣ־ڴڼ䣬
յϢͼ뵽ϢУԶöԷIPΪظIP
ӳ _ֹͣ_
 (ݱ.ر ())
_.  ֹͣ
־  ١
˿ڿ.ֹ  ١

ֹͣաť󣬽־Ϊ١޸Ķ˿ںš
.ӳ __
ֲ ԷϢ, ԷϢ
 (ֵ (˿ڿ.)  0)
Ϣ (Է˿ڲȷ, 0, )
 ()

ԷϢ.ԷIP  IP༭1.ַ
ԷϢ.Է˿  ֵ (˿ڿ.)
 (ݱ. (ԷϢ, ȡ ()  :  Ϳ., 15)  )
Ϣ (ʧܡ, 0, )
  Ϳ.  

Ϳ.ȡ ()
    ϢʱֵΪ15룬˴Ϊ򻯽⣬ɾ˶ԷIPַЧжϴ롣
    ͨԿݱͲ߱㲥ܣ޷ȫ
ݱĹܣݱΪɫɸҪѡ
á
    ͻ˵ʹʵ
    ̡e͡ͻˣeֱF5Унͼ
9-22ͼ9-23ʾ
ͼ9-22eн
    ͼ9-23ͻˣeн
    ʵļ书ܣͻӵ봫ļ
÷ɺܴݡ˻ڽļǰָλã߾ܾͻ
ļ
    Ҫѧϰ˵Ĵ롣ǷĴ룺
ӳ __
  {  }
ļС  0
ͻ  0
 (. (ֵ (༭1.))  )
_.  ɹ
߳ (&ӳ1)
ͬΪķ񵥶һ߳ݣȴտͻʱӰС
ӳ ӳ1
ֲ ʱ, ֽڼ
ֲ ݴС, ͡
ͻ  . (0)
ǩ2.  ͻIP/˿ڣ   ı (.ȡͻIP (ͻ))  :  ı (.ȡͻ˿ (ͻ))
ͨöԻ1.ļ  ı (. (ͻ, 0))
 (ͨöԻ1. ()  )
. (ͻ, ok, 0)
ļС  ȡֽڼ (. (ͻ, 0), #)
ǩ3.  ļС:  ı (ļС)
ѭж ()
ʱ  . (ͻ, 0)
ݴС  ݴС  ȡֽڼ (ʱ)
ǩ4.  Ѿͣ  ı (ݴС)
 (ȡֽڼұ (ʱ, 8)  ֽڼ (send_end))
    ȡֽڼ (ʱ, ȡֽڼ (ʱ)  8)
ѭ ()

    ʱݡ
ѭжβ ()
дļ (ͨöԻ1.ļ, )
  . (ͻ, no, 0)
    ӳ1УȲͣؼ˿ڣֱһͻӵ˿ϡ
󣬷ֹͣʾIPַȴͻύļļ
᷵ؾܾϢȷ棬ͬϢȴͻ˻شļ
Сʼݣֱֽ־Ϊֹڼ䣬ڴļԶΪ
ݰ䣬һѭж϶ȡͻݡ
    ɱԿͻʹ÷ϣͿͻ
ûбʵĲͬʺϽһһļ价ȱ
¼ƣˣΪͻÿӵһ̣߳Ա֤ʵʱԡ
ʵӦУһҪĶʱ˳־Ĺʵ֣
пΪս޵ȴ״̬Ӱ̵С
--------------------------------------------------------------------------------------------
9.4Ӳͨͳ
    ͨд˿ڣڣڣӲƷͨѶǡ
ӲҪķʽ֮һӲƷ෱࣬ѭͨѶЭҲ಻ͬʱ
ڲھЭصͨ˿ڡ͡˿ڷ
ֿ֧⡱ж˿ڶдﵽӲĿĵʵӦá
--------------------------------------------------------------------------------------------
9.4.1Ӳͨ
˿
˿ͨж˿ͽݣΪӦóṩͨѶܡ˿
¼ö˿ͨѶϢյźźݵӲͨŵԣ
¼ӦڲͬĹ
    յźš¼һڹҵʵʱط棬ʹùԶвƷ
⵽һƷƹʱᷢһź䣬ͨ¼ɼص
¼ԶԼ
    ݵһ뵥ƬͨѶ棬ƽӡר
ûͨѶƵͷ̨ƵȵȣͨԼͨѶЭݽ
    ʱÿ˿Ӧһж˿ڡӦóҪʶж˿ڣ
ʹö˿Windows塱иı˿ڵַжϵַ
  ˿мԡ¼ԽΪҪ
    ˿ںšָݵĶ˿ںţǴڡС32767κԶ
ֵ
    ʡָͨŶ˿ʹõĲʣȽϳõĲУ110300600
1200, 2400,4800, 9600, 14400, 19200, 38400, 56000, 57600, 115200, 128000, 256000.
    У顱ָͨʱǷżУ顣
    λӦǿɲݵλ
    ֹͣλԿΪֵ֮һ11λ21 5λ32λ
    ()ָ˿ڵĲڶԶ˿ڽв֮ǰ
ڶ˿ָ˶˿Աɹ棬ʧܷؼ١
    ֹͣ()رѾָ˿ڡ
    ()Ӷ˿ڷָݡɹ棬ʧܷؼ١
    ݵ¼ÿͨŶ˿ڽյһֽڣͻ¼롰
ַʹá
    ¼ַԣָ¼ַֻʹıַΪձʾ֧
¼ַܹơݵ¼ķΪӲͨŹУÿ
յһֽڼᴥһε¼пΪЧϢƵӰУҲ
ݵķ޷Ԥݵķʱͳȣ˿ͨ¼ַ
ָݿʼ־ͽ־
  һ绰ųӣҪһɲ绰ĵƽ
̱Ŀ¼С绰ţe
    ͼ9 24ʾڴз밴ťĸǩ༭Ͽ
һ
ͼ9-24绰ţeƽ
    Ͽġ͡Ϊɱ༭ʽбĿֹCOM1
COM2COM3COM4ĸĿĿֵ1234ĸֱֵԵ
ĸڡ䡰ѡΪ0ĬȡCOM1ֱñǩ밴ťı⣬
һťΪգ̬绰밴ġ
    Ҫһ򼯱顰̡涯̬ĵ绰Ϊ
ťԱΪ12
 ڳ1
򼯱 , ť, , "12"
Ȼְ̬ťм̰ťԭıť
ӳ ___ϡ
ֲ , ͡
ƴѭ (12, )
ƴ (̰ť,  [])
 [].  ̰ť.  ((  1)  3)  ̰ť.ȡ
 [].  ̰ť.  ((  1)  3)  ̰ť.߶ȡ
 [].  ѡ (, 1, 2, 3, 4, 5, 6, 7, 8, 9, *, 0, #)
 [].  桿
ƴѭβ ()
.ȡ ()
Чͼ9-25ʾ
ͼ9-25绰ţeн
ڣԶ̬ťı¼¼Զ̰ť
ӳ _̰ť_
ֲ , ͡
ֲ ʱť, ͡
ʱť  ȡ¼ ()
ƴѭ (12, )
 (ʱť   [])
.ı (ʱť.)

ƴѭβ ()
    λť¼
ӳ _λ_
.  ȡı (., ȡı (.)  1)
    Űť¼
ӳ __
˿1.˿ں  Ͽ1.ȡĿֵ (Ͽ1.ѡ)
 (˿1. ()  )
Ϣ (ʼ˿ʧܡ, 0, )
 ()

 (˿1. (ATDT  .  #з)  )
Ϣ (ʧܡ, 0, )
Ҷϰť¼
ӳ _Ҷ_
˿1. (ATH  #з)
˿1.ֹͣ ()
    ڲŰťҶϰť¼Уῴڷ͵ǰˡATָAT
ָǵƽרЭ飬ÿָATͷ  DšTƵʽ
HҶϡATDT绰Ƶʽ˵绰룬ATHҶϵ绰AT
ָܷḻϡ
    ֻҪ൥Ƭ豸Ӳͨţͱ˽ӦЭ顣ר
ûԼרеЭ淶ԶƵר豸Эָ̨ƣ
ָرաԶתת̧·Ű
--------------------------------------------------------------------------------------------
9.4.2˿ڷֿ֧
    ˿ڴڷʽڲͨѶΪ˿ڷֿ֧ʵ˶Բ
ͨѶĴֱӶдڵĶ˿ڵַͻݣ˿ʷ
ʽͬ
    ʹôֿ֧֮ǰڵǰϰװ˿ڷport95nt. exe
ַնûҲ밲װִʧܡѸ
װļҲɵԹٷվ( http://www. dywt. com. cn/port95nt. exe)
    ͨŶ˿дҪ˽ͨŷЭ飬ӡָЭ顢ɨָЭȣ
Ӳ豸ͨѶЭ豸ϵȡ
    濴һ̣ȷѰװ˿ڷport95nt. exe
    ̱Ŀ¼еġڵԣeF5УЧͼ9-26ʾ
ͼ9-26ڵԣeн
    ȵ鿴ڡťóڵַȻȡõĲڵַ桰
ַı༭УٵݡťͿԶݡ
    ͬİťʵֲͬĹܣвο̡ʹáģʽá
ܵʱһҪأӲ֪ʶ˽ⲻпַͻӲ𻵡
CMOSֹãóȡΪˡ
--------------------------------------------------------------------------------------------
9.5С
    ӲͨͨѶĻͨѶӦõĻΪͳ˵
ǲҪ˽ӲĲԭֻҪиЭָӦÿ
ɡ
    ʵʿУʱҪʹͨѶʵֱ׼Э鹦ܣʹÿͻ
ģHTTP/FTP/SMTP/POP3Э飬ֱͨѶָȫASCII봫ݣ
Эָʽϡ
    һԽϰ
    1ݱдһ˫ĳ
    2÷ͻдһĳ
--------------------------------------------------------------------------------------------
ʮ ϵͳ
    ȽһЩԵġϵͳ滹ļ
עķ
    á()ⲿСҿȡϵͳһЩϢ
ļɷڱΪԼĳϢõȡҲԷزע
עĹܺܶ࣬õӲҲڱעϢȡ
--------------------------------------------------------------------------------------------
10.1
    ()Ժֿ֧ġϵͳ
    ()ָĿִļⲿɹ棬ʧܷؼ١
    ʵ£УD:\WINDOWS\System32\calc.exe,٣
    ʵϵͳеļ
    ڶΪ٣ʾȴⲿϾֱӷأк
롣ⲿдڵʾʽֵ³֮һ1Ⱥ
شڣ  2}}ͨ  3}С  4󻯼  5ͨ  6
}}СʡԱĬΪͨʽ
    ⲿ򷽷£УNOTEPAD.EXE D:\WINDOWS\ntdtcsetup.log٣
    áNOTEPAD.EXE±򿪡D:\WINDOWS\ntdtcsetup.logļ
   Уexplorer http://www.dywt.com.cn,٣
    áexplorerԴ򿪡http://www.dywt.com.cnվҲԴ
ش̵Ŀ¼ļУ£Уexplorer C:\٣
    DOSء£Уcommand.com /c copy
    ע⣺ⲿ֮ÿոָ硰command.com͡/c copy
--------------------------------------------------------------------------------------------
10.2ϵͳϢ
    1ȡĻ()
    ĻǰʾĿȣλΪص㡣ʵ£=ȥĻȣ
    2ȡĻ߶()    
    Ļǰʾĸ߶ȣλΪص㡣ʵ£=ȡĻ߶ȣ
    ̱Ŀ¼̡.e
_.ƶ (0, 0, ȡĻ (), ȡĻ߶ ())
1.ƶ (0, 0, ȡĻ (), ȡĻ߶ ())
ɫ  { #ɫ, #ɫ, #ɫ, #, #ɫ, #ɫ, #Һ, #, #ۻ, #, #ɫ }
õġƶӦʮֹ㷺ԷؽƶͷŴСУһһϡ¼ӳеĴ뱻ִУڱŴĻСͬʱҲŴĻСĻǡ
     _ʱ1_¼¼ӳ£
ӳ _ʱ1_¼
 ()
1. (ȡ (0, ȡĻ ()), ȡ (0, ȡĻ߶ ()), ɫ [ȡ (1, 11)])
    кʱʱ¼ʱڡֵ0ڻλûɫ㡣
    3ȡˮƽλ()
    صǰָĻߵˮƽλãλΪص㡣ʵ£
=ȡˮƽλã
    4ȡ괹ֱλ()"    һ
    صǰָĻߵĴֱλãλΪص㡣ʵ£
=ȡ괹ֱλã
    ̡l.eһʱ1-¼¼ӳ£
 (ˮƽλ  ȡˮƽλ ()  ֱλ  ȡ괹ֱλ ())
ˮƽλ  ȡˮƽλ ()
ֱλ  ȡ괹ֱλ ()
༭1.  ı (ˮƽλ)
༭2.  ı (ֱλ)
    ˮƽλáֱ͡λáΪ̬һͣλáͨʱ
ʱ굱ǰλýм飬λ÷˱仯걻ƶͱ
µλãñ༭򽫴λʾ
--------------------------------------------------------------------------------------------
10.3ļע
10.3.1ļ
    ļǲϵͳӦóӲϢļϵͳ
ļҪSystem.iniWin.iniбϵͳ¼ʱӲĸֳʼ
ϢԱϵͳҪĹһļĺ׺Ϊ.INI"ıʽ
档ṹͼ10-1ʾ
    ͼ10-1ļṹ
    һļжڣ֮ɿзָһڿжÿ
ĿֵҲΪա
    ṩдļص
    1д()ָıдָУɾָڡ
ָļڣԶɹء桱ʧܷء١
    ʵ£߼=дC:\ļ.iniơơĿֵ
    кɵļͼ10-2ʾ
ͼ10-2ļ
    2.ȡָļָݡ
    ı=c:\ļ.iniơơĬĿֵ
    ġĿֵıСָڣءĬĿ
ֵָҡĬĿֵʡԣؿı
    ʵ£
  ı  飺0
ƴα  ͡
 ı͡
=ȡýc:\ļ.ini
ƴѭףȡԱ飩ƴα
=[ƴα]
ƴѭβ
     ̡l.eСÿг򣬴ܱϴιرʱλãѡҲϴιرʱѡ״̬ļ𵽵áس£
ӳ ___ϡ
ѡ.ѡ=棩
дļơǷѡС1
  дļơǷѡС0

дļơߡı_.ߣ
дļơڶߡı_.ߣ
     ֮ǰáлݱ浽ļСļͼ10-3ʾ
    ͼ10-3ݱ
    ±ʱá()ݡʼӳس
£
ļơǷѡС1=1
ѡ1.ѡ=桿
 ѡ1.ѡ=١

=ֵļơߡ
=ֵļơڶߡ
_.ƶߣڶߣ
    ȻЩӦóڼ㡢ȫռռõȷԭ򣬲ʹöд
д׼ļǲȡͨļддԶʽļͬҲ
ﵽóĿġ
--------------------------------------------------------------------------------------------
10.3.2ϵͳù
    ()Եϵͳпִгļ10.1нܹʹ÷
һԵÿ弰ϵͳùߡ̡򿪿壮e
ͼ10-4ʾ
ͼ10-4
ͨдвͬԵӦϵͳڲùߡʽ£
Уrundll32.exe shell32.dll,Control_RumDll,٣
дɵÿ壬ͼ10-5ʾ
--------------------------------------------------------------------------------------------
    ͼ10-5ϵͳ
10.3.3ע
    ӹ˵עINIļŵ㣺
    עӲòиãԸõӦӲ
    עе¼Ӳݿּ֧弴ԣͨڰװʱּ⣬
WindowsԭøıʱҲҪּ⡣簲װһӲʱWindows
עԱȷЩԴѱռãͿԱ豸ԭ豸֮
Դͻ
    עеݿĸı䣬˿ԸõӦ緢չԱ
ϼϵͳúãʹԶ̹ܹʵ֡
    1עĸ
    עRegistryWindowsһڲݿ⣬΢רΪ32λϵͳ
WindowsϵеȣƵϵͳݿ⡣
    ע¼ûװڻϵÿ໥ϵ¼Ӳ
ãԶü弴õ豸еĸ豸
    עдŸֱֲӿWindowsӲװԼ
һЩWindowsӦóУϵͳźáϢ¼
ݣ
    (1)Ӳйú״̬ϢעбӦóԴǵĳ
ʼѡжݡ
    (2)ϵͳú͸ɣļչӦóĹӲ
״̬ԡ
    (3)ܼ¼ײϵͳ״̬ϢԼݡ
    עܵƻʹWindows̳쳣ܻᵼ
ϵͳȫ̱ҪȷʶʹעرҪݣԱϵͳ
ʱܼʱָȷעá
    ܵ˵עʵϾһԲνṹͼĸݿ⣬Ӧ
ϵͳӲȫáʼϢԼҪݡ
  2עĽṹ
  עУеݶͨһ״ṹԼӼķʽ֯ģ
ļϵͳĿ¼ṹһÿһضϢÿļǺ
ϢġгעҲƸĺ
壬ϵͳ涨ǲ޸ƺɾġ
    (l) HKEY_CLASSES_ROOT
    ļϵͳбŲϵͳѵǼļ͵չ
ļҪõĳϢ
    (2) HKEY_CURRENT_USER
    ϵͳǰûϢб˱ؼдŵĵǰ¼û   
Ϣû¼ûݴ롣û¼WindowsϢ
HKEY_USERSӦHKEY_CURRENT_USERС
    (3) HKEY_LOCAL_MACHINE
    ǰϵͳӲáб˱ؼӲݣ˸µ
ӹؼݱSYSTEM.DATУԶ̼ɷʵһС
    (4)HKEY_USERS

    ϵͳûϢб˴ڱؼбеûʶ
бͬʱÿûԤϢ洢HKEY_USERSСHKEY_USERS
Զ̼зʵĸ֮һ
    (5) HKEY_CURRENT_CONFIG
    ǰûϵͳáбŶ嵱ǰûãʾȵȣ
ݣûʹùĵб(MRU)ӦóúйصǰûWindows
İİװϢ
    (6) HKEY_DYN_DATA
    ϵͳݡøֻWindows98´ڣбϵͳʱĶ̬
ݣÿʾʱǱ仯ģˣ˸µϢûзעС
  3עֵ
  (l)ֵַ(REG-SZ)
  WindowsעУʾļӲıʶȵϢһ㲿ֵַ
ֵַĸɣ󳤶Ȳܳ255ֵַͨ
һֵּݣ൱Win.iniSystem.iniļÿСһĵ
硰Windows׼һֻ顣עʾַ
   (2)ֵ(REG-BINARY)
    WindowsעУֵûгƵģֽڳע
༭УʮƵķʽʾF5FFFFFFOOOOOOOOûƵ
ֵ16ʾ
    (3) DWORDֵ(REG-DWORD)
    WindowsעУDWORDֵһ32λ˫ֽڳȵֵע
༭УϵͳʮƵķʽʾDWORDֵcOcOc08λ16ʾ

    4עṹͼ
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    key˸ӵļкһֵ
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дעĽṹͼ10-8ʾ
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. (ȡıע (3, \ѡѡС, )  1)
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ͼ10-9дĬĿֵ
дע(3AAAAAaaaaa
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̡ϵͳҼԣeгӲ˵򲿷ֽͼ10-13ʾ
ͼ10-13Ҽ˵
س£
.ӳ _ť1_
. (༭1.  )
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%1ϵͳֻСԡѡеԴļ
  עӽͼ10-14ʾ
    ͼ10-14ע
    к󣬵ҼԴʱϵͳ˵оͻпݷʽͼ
10-15ʾ
ͼ10-15ϵͳҼ˵
--------------------------------------------------------------------------------------------
10.4ϰ
    һӴϵͳϵͳвС()ⲿ
IEȣеǵϵͳùߣעĲУҿԿ
زעҪעзǳ˽⣬Ҫҽһѧϰ
ע鼮ˡ
    һԽµϰ
    1һעᴰڵĳʾǰԵӲţҪע룬ע
ȷͽעдעУԺʱȡע룬ȷͨ
˳һעɸӲע룬ṩʹ
ߡ
    2дһ׳򣬾ӢĲ˵лܣлݷļУ
ʱʱ˵л
--------------------------------------------------------------------------------------------
ʮһ ݿ
    ݿǱ桢ݵҪԾдײпģȫ
֪ʶȨͺļݿϵͳݿ⡣ڸݿѾй
ϷһʱFoxϵݿһڼϵС
    ݿԷ֯͹ݡһŹʱͨѶ¼ֿ¼
񱨱ȣҪõݿݿ֧ľ鿴οֲ
ݡ
--------------------------------------------------------------------------------------------
11.1ݿļ
    һݿļ
    չΪedbļݿļ
    չΪedtļݿ⸨ļݿдڱעͻ
ڼֶʱŴڣļƳ˺׺ݿļͬ룮edbļ
ͬһĿ¼С
    չΪenxļݿļļûҪд
ʹɼӿҼ¼ٶȡ
    ݿкɣ磬һŹʱһݿеĶά11-1ʾ
ܷ  ʣ1500  ۳200  ʵ   
Է  ʣ2000  ۳350  ʵ   
ŷ  ʣ1200  ۳25  ʵ   
ҵ  ʣ1300  ۳340  ʵ   
    11-1ʱ
    ÿһбΪһ¼ÿһбΪһֶΡ11-1ݱ¼
ĸֶΡ
    ֶξСơ͡ıȡԣؽ£
    ƣֶƵĳȱ16ַڡ
    ͣΪ³ֵ֮һ#ֽͣ#ͣ#ͣ#ͣ#С
ͣ#˫Сͣ#߼ͣ#ʱͣ#ıͣ#ֽڼͣ#ע͡
    ıȣԽֶΪı͡ʱЧָı
ܳȣֵΧ11024֮䡣ֶͲΪı͡Ч
дݵݿеıֶʱĲֽԶá
--------------------------------------------------------------------------------------------
11.2ʹùߴάݿ
    ݿάĹܡʹò˵ݿ⡱ṹ༭һ
ָṹݿ޸һݿĽṹʹá¼༭Լ޸
ʼ¼ݣͼ11-1ʾ
    ͼ11-1ýṹ༭
    ֵעǣѡĹܽͨdbmanger. exeʵ֣óԴ
Ѿϵͳһṩڡ½еġ̡ӼУѡݿ
ûж޸Ļ䣬ʹ֮ûĸҪ
    11-2ʾƺ͡
ֶƣ  ͣı  ıȣ8  
ֶƣ  ͣС  ıȣ  
ֶƣ۳  ͣС  ıȣ  
ֶƣʵ  ͣС  ıȣ  
11-2ݱ
뷽ͼ11-2ͼ11-3ʾ
ͼ11-2ıֶ
    ͼ11-3Сֶ
    ݿм¼һЩݡʹò˵ݿ⡱
¼༭򿪡ݿ¼༭Իͼ11-4ʾ
    ͼ11-4ü¼༭
  򿪸ղŽݿ⣬һֶֻζûݵĿݿ⣬ļ׺Ϊ
*edb
ԿУԽ¼룬ɾݵȲͼ11-5ʾ
    ͼ11-5ݼ¼в
һռ¼󣬾Ϳֶˡͼ11-6ʾ
ͼ11-6ڿռ¼
--------------------------------------------------------------------------------------------
11.3ݿ
    һʹù߽ݿĴάʵʹУĳЩݿṹ
Ԥ֪ݿʽתʱһԤ֪յݿĽṹֻڳ
̬ݿļڽУñ̵ķʵֽάݿ⡣
    һЩݿӦóгõı֪ʶ̱Ŀ¼е
.edbṹ11-3ʾ
ֶƣ  ͣı  ıȣ10  
ֶƣ  ͣС  ıȣ  
ֶƣ۳  ͣС  ıȣ  
ֶƣʵ  ͣС  ıȣ  
    11-3幤ʱ
    еġʵֶڱݿвûбʵʹãĳЩ

--------------------------------------------------------------------------------------------
11.3.1ǰ׼
    ڿʼдݿӦó֮ǰ뽫ʹݿƼֶ
ΪΪʹϵͳڲ뷨ܿ룬Ҳݿά

    ݿھһΪֶΣֶѾΪ˳
ôڳҪʱԼ򵥵#xm;ûΪͱһһ
ֵ롰ǳ鷳
    еݿֶͼ11-7ʾ
    ͼ11-7ڳеݿֶ
    Ϊܹٵؼеݿⳣڡݿ⡱˵һ
ⳣܣͼ11-8ʾʹô˹ܿһԽָݿƼֶ
Ϊ
ͼ11-8ʹò˵ݿⳣ
--------------------------------------------------------------------------------------------
11.3.2ݿ
    һУԳΪֶݿ⣬ڱУóʵһ

    ½һ׳򣬼ťť1Ϊ
ť2Ϊ򿪡
    ڳдݿʹá()Ҫʾݿ⡰
.edbڡ_ť1_¼ӳӴ£
.ӳ _ť1_
.ֲ ֶα, ֶϢ, , "4"
ֶα [1].  
ֶα [1].  #ı͡
ֶα [1].ı  10
ֶα [2].  ʡ
ֶα [3].  ۳
ֶα [4].  ʵ
ֵ (#С, ֶα [2]., ֶα [3]., ֶα [4].)
 (.edb, ֶα)
    ͨʱť1ͿԴһݿļ
һݿļ·Ҳݿļ硰.edb
ֻݿļôļ浽ǰ׳ڵĿ¼С
    ݿļֱá¼༭򿪣ûм¼ʾԭļ
ûм¼ļҲýṹ༭ݿв鿴
--------------------------------------------------------------------------------------------
11.3.3ݿ
    ָݿ⣬ʹá()ͬʱ򿪶ݿ⣨Դ
ݿƣĿWindowsϵͳƣ
    ׼óϽڵݿ⣬ڡ_ť2_¼ӳӴ£
.ӳ _ť2_
. ( (.EDB, , , , , , )  )
Ϣ (޷򿪹ݿ⡱  #  .EDB  #  !, #ͼ, )
 ()
.
Ϣ (򿪡  #  .EDB  #  ݿɹ, #Ϣͼ, ɹ)
гڵݿ󣬳ʾ򿪳ɹͼ11-9ʾ
ͼ11-9ݿɹ
    edbݿɾٵ򿪰ťδҵʣedbļ
ݿʧܣͼ11-10ʾͼ11-10ݿʧ
--------------------------------------------------------------------------------------------
11.3.4õǰݿ
    ϵͳڲһǰݿ⡱״ֵָ̬ĳһѱ򿪵ݿ⡣
󲿷ݿԵǰݿ⣬磺¼ָƶֶεĶдȵȡ
ʹáõǰ⡱ıϵͳСǰݿ⡱״ֵָ̬ʵ£
 (ʡ, , , , , , )
 (1, , , , , , )
õǰ (ʡ)
õǰ (1)
    Դ򿪶ݿ⣬Ӽ¼ʱҪĿݿΪǰ⣬ڶԼ¼
в
--------------------------------------------------------------------------------------------
11.3.5رݿ
رյǰݿ⣬ʹáر()һԹرѴ򿪵ݿ⣬
ʹáȫر()ʵ£
ر ()
ȫر ()
--------------------------------------------------------------------------------------------
11.4óάݿ
11.4.1¼
   ݿеֶ֧¼ֶηΧ硰Ƽ¼()ܹǰ
ݿļ¼Ƶһݿļøʽ£
Ƽ¼ (ݿļ,¼ ,ֶηΧ,... )
    У¼û¼ΧûҪʹһṩ
ݡ罫ʾݿԱ¼ݿ⡰2.edbУ
£
Ƽ¼ (ʡ,  (#)  , )
    У (#)  ¼Χ䡣
    ע⣺С֡ʹá=롣
    ֻʾݿеġ͡ʡֶθƹȥҪʹֶη
Χ£
Ƽ¼ (ʡ, , #, #)
    ֶηΧΪݿһԱûͨӲͬʱṩ
ֶΣҲʹͬĹΪһֲΪ
ֶΡΪı͡ԱΪ0Ϊ
Ա (ֶ,# )
Ա (ֶ,# )
Ƽ¼ (2, ,ֶ )
     ݿԱĹʶ100ԪҪʹݿʽɴ
ݿ滻ĵøʽ£
滻 (滻Χ,ֶƻ滻ݣ... )
     ÿһֶƻ滻ݡӦֶơ滻ݡһ
£
滻 (, #,  (#)  100)
     У#ʡΪֶƣ (#)  100Ϊݿʽṩ
ʡֶ滻ݵĻȡ
    ͬʱ滻ֶΣ磺滻棬#ʣ#ʣ+ 100#۳O
ͬʱ۳ֶ㡣
    ݿʽҲͬʱʹöֶΣ滻棬#ʵ#ʣ-
#۳ԼÿһԱʵʡ
    кܶݿʹݿʽʵʲԱ¼
£
ȡֵ#ʣ-#۳
    ʵ򵽡2.edb£
򣨡2#ʣ-#۳
--------------------------------------------------------------------------------------------
11.4.2ǰ¼ָ
    ÿһ򿪵ݿⶼһǰ¼ָ롱״ֵָ̬ݿеĳһ
¼ΪһЩ¼дṩλָʾдɾȵȡָļ¼
⣬ܾ״ֵ̬֮һ
    1׼¼ǰ()
    ǰ¼ָѾƶݿ׼¼ǰ棬ʱִждǰ¼
϶ʧܣΪ޷ҵӦļ¼дλáʹá׼¼ǰ()Բ
״ֵ̬
    2β¼()
    ǰ¼ָѾƶݿһ¼ĺ棬ʱִждǰ
¼Ҳʧܡʹáβ¼()ԲԵ״ֵ̬
    ʹáȡ¼()ȡصǰ¼ָָ¼ıţlʼ
ΪOʾ׼¼ǰ¼ţβ¼
    3׼¼()
    Խǰ¼ָƶݿ׼¼ϣβ¼()Խ
ǰ¼ָƶݿһ¼ϣ()ƶǰ¼ָ
ֵ
    ͨƶǰ¼ָ룬Աݿем¼ʵ£
ݿβ¼׼¼ʵ£
׼¼ ()
.жѭ (β¼ ()  )
' 롿
 ()
.жѭβ ()
    ݿβ¼׼¼ʵ£
β¼ ()
.жѭ (׼¼ ()  )
' 롿
 (-1)
.жѭβ ()
--------------------------------------------------------------------------------------------
11.4.3дֶ
    ¼ֶεĶдڵǰݿĵǰ¼УҪΪ
    1()
    硰#Էصǰ¼Ա
    2д()
    硰д#ŷ塱Խǰ¼ԱΪŷ塱
    3ֶ()͡дֶ()
    Զдǵǰݿڵļ¼ֶΡ
    4޸()
    һ޸ĵǰ¼ĶֶΡ磺޸ģ2000100
Խǰ¼ԱıΪʸΪ2000۳Ϊ100
--------------------------------------------------------------------------------------------
11.4.4Ӽ¼
    1ʹáӿռ¼()ڵǰݿβһµĿռ¼
    2ʹáӼ¼()ͬʱṩӵݡ硰Ӽ¼2000
ڵǰݿβһΪΪ2000۳Ϊ0Ա¼
    3ʹá()Խݿڵļ¼ӵݿ⣬硣
ӣ2Խ2.edbݿем¼ӵǰݿβ
ӣ2ȡ¼ţ10ǰ10¼
ӣ2Ƿɾ=٣δɾļ¼
--------------------------------------------------------------------------------------------
11.4.5ɾ¼
    ¼ʹáɾ()ɾ󣬲ϴݿһɾǣ
¼ɴڲʡֻеִСɾ()"Щɾ
ļ¼Żݿ
    1ʹáǷɾ()Բ鿴ǰ¼Ƿ񱻼ɾǣɾ
ǵļ¼ʹáָɾ()ȡɾǡ
    2ʹá()Գɾǰݿڵм¼
--------------------------------------------------------------------------------------------
11.4.6Ҽ¼
    Ҽ¼ַʹʹ
    1ʹ
    ʾݿաԱ¼ķʵ£
׼¼
жѭףң#֡
롿

жѭβ
    ϵͳֿ֧еƴϣԽĺֽѰ⡣
ʵ£
ңȽϣŷ硱ɾȫգ#棩
ңֱȽϣzhangfengɾȫգ#棬
ңֱȽϣZFɾȫգ#棬
    еġɾȫ()Ԥȥֶпܴڵȫǿո
ȷм¼ĸֶжڿո񣬿ȥ
    һԲҳǰݿΪŷ硱Ա磺ŷ塱
ŷᡱȵȣڶƵĹʹõȫƴƴ룻ʹ
õƴƴ롣
    2ʹ
    ʹýṹԤڡ.edbϽļҲڳдʵ
£
½ǣʡ#
    佨һΪ.enxļʾݿġ
ֶΣҲԽڶֶεļ
    ֻб򿪺ܱʹáʹá½()½ᱻԶ򿪲
ΪǰѾڵļڴݿʱͬ򿪡
򿪣ʡʡ
ͬˡ.enxݿļΪǰ
ݿѰΪŷ塱Աʵ£
õǰǣʡ
׼¼
жѭףǣңŷ塱
롿

жѭβ
Ϊ˽Ѱ⣬ԡпԽļʵ£
½ǣʡ#ǣ#ִСд+#пո񣬣#
½ǣʣ#Ϸǣ#ִСд+#пո񣬣#
    ֱһڱ׼һϷļ
    ʹ÷ļͿɽнѰ硰ңŷ硱Ϳҵ
塱
    ڴݿʱӦʹ䡰ļͬʱеļԱ
ļܹõʱĸ¡Ҳʹá()ǿƸµǰļ
    ݿִϺ󶼻᷵һ߼ֵǷִгɹҲ
һ޷һ㣬硰ȡֵ()ȡ
    ҿκݿִϺáȡ()鿴Ƿִ
гɹɹȡ()0򽫷һ0Ĵֵ⣬
ִʧܣáȡϢ()ȡضӦĴϢı
Ȼȫĵġ
--------------------------------------------------------------------------------------------
11.5ݿʵ
    ϼڽ϶࣬ʹһӡͨѶ¼eָʹ
ݿ̡
    ȣ½һ׳Զɡһڡϼͼ
ťһǽ밴ťһ˳ťֻһĿܣӶ
¼в
    ½һڣڶԼ¼вڳеҼв
´ڵĲ˵ڱΪ¼ڴзǩ༭һ
ͼƬһͨöԻһϿڽο̡
    ص_ڡ_ťl_¼ӳӴ£
루¼棩
    _ť2_¼ӳ£

    _ڡУһǳҪǣʱҪǷѾ
ݿ⣬ûнҪ½һݿ⡣ 
    ½ݿ֮ǰҪݿֶ볣Сڳ˫
ڳֶơʾ
ƣ ֵѡ ע
ƣ ֵ ע
ƣ ֵ ע
ƣԱ ֵԱ ע
ƣʱ ֵʱࡱ ע
ƣ绰 ֵ绰롱 ע
ƣֻ ֵֻ롱 ע
ƣ ֵ ע
ƣ ֵ롱 ע
ƣַ ֵַ ע
ƣ ֵ䡱 ע
ƣҳַ ֵҳַ ע
ƣע ֵע ע
ƣƬ ֵע ע
    __ϡ¼ӳ򲿷ִ£
.ֲ ֶ, ֶϢ, , "13"
 (ļǷ (.edb)  )
ֶ [1].  #
ֶ [1].  #ı͡
ֶ [1].ı  10
ֶ [2].  #
ֶ [2].  #ı͡
ֶ [2].ı  20
    ݿΪ13ֶΣΪÿֶֶϢ˴ԣμ̡
    жݿļǷڡڣֶϢݿ⣻ݿļھֱӴ򿪡£
. ( (#, ֶ)  )
Ϣ (ݿ⡱  #  .edb  #  ʧܣ, #ͼ, )
 ()
.
. ( (#, , , , , , )  )
Ϣ (޷򿪺ݿ⡱  #  .edb  #  , #ͼ, )
 ()
     ͨϵĳ򣬾Ϳжݿ⣬ڲڵ£
ɿհݿ⡣
    _¼_ϡ¼ӳ򡣳£
.ֲ , ͡
.ֲ , ͡
.ȡ ()
ȡ¼ ()
  ȡ¼ ()
׼¼ ()
.ƴѭ (, )
ѯ.Ŀ ( (1), )
 (  1)
ȡ¼ ()
.ƴѭβ ()
     Ϊ˽¼ѯԼƶϡлõһƴѭ
ף
     ں¼ťݿ¼ġбΪӺ
ѡť¼ӳǰѴݿֶеݼ뵽ݿУͬ
ʱա£
. ( ()  )
ѯ.Ŀ (., )
ֵ (, ., ., ʱ., 绰., ֻ., Ѱ., ., ַ., ʼ., ҳַ., ע.)
Ա.ѡ  1
Ƭ.ͼƬ  {  }
.ȡ ()
    С()һӳǽеݼ뵽ݿвҪû
Ϊֶṩݡ
    2ǽѯһΪٲҡ
    гմеĵı༭һд롰򣬻ȡ()
ͣϡ
    ΪɾѡťĳУһ()жݿ¼
Ƿڣڶ( ) жǷҪɾݼ¼
ɾĶɾ()ɾһɾıǣûɾ
˻Ҫһд롰ɾ()ݼ¼ɾ
     3гǣ׼¼롰ʾ()ʾһ¼
ɾеϢͲΪˡʾ()һԶӳʾݿ
ļ¼һгʾͬʱѯе¼Ҳɾ
     ʾ()ӳУһ()жǼǷ񳬳¼Χ
ôʾյݣûгǰݿеļ¼ʾڴУ
    ˵ĹʵֻҪȡ˵еĿӦӳƲ˵밴ť
һɡ磬ӺѲ˵ĳݣӺѵİťһ
--------------------------------------------------------------------------------------------
11.6ݿ
    йоҪõݣݣ⣩ʾǱ
Ϸģñǩ༭ͨʾݣҪܶ
ҲʮַΪ˼еݲ2.0汾֮ˡӦÿ
ܡĸ  
    ӦÿܡصǰݡݲʾΪͬĲΡ
ÿɸԵԶĹڸ֮ʵϵڲ
ʵ֡ɵ͵߷ֱǣṩߡԴݴߡ
    Уṩڴ洢ṩݣԴڲݿ⣺ݴ
ʾݡṩƷֿ⡢ڣԴ൱ڰװ䲿ţ
ݴ൱ǰ̨չʾ̨
    Уɳ䵱ṩߵͨṩߡݿṩߡⲿݿ
ߵȣⲿݿṩһнܣɳ䵱ԴֻԴ
䵱ݴߵͺܶˣõǱ⻹б༭򡢱ǩб
ȣΪݴߡ11-4ʾ
ݴߣ񡢱༭򡢱ǩͼƬϿб
ԴԴ
ṩߣͨṩߡݿṩߡⲿݿṩߡ
11-4
    ṩߡԴݴ֮ȡЭ
ܹͬɶݵĴ
    ()ķǣ
    1ӦݴߡԴṩ͵
ڡ
    2ԴġṩߡΪĳṩ
    3.ݴġԴΪĳԴ
    ٸ˵Ҫ/ĳݿ⣬
  (1)ƴݿṩߣԴ
  (2)ݿṩġݿļԣѡݿļ(*edb)
  (3)ԴġṩߡΪݿṩ1бѡ
񣩡
  (4)ñġԴΪԴ1бѡ񣩡
  ֮󣬴ҿԷָ֣ݿѾԶʾ
ˣ˺ԴвݿеҲᱻͬʱĶұе
Ҳͬʱ¡
    ڱԴͨṩߡݿṩߵԡ¼Ƚ϶࣬˴ֻ
ܳõļϸʹ÷̿ɲοԸġ֮e
--------------------------------------------------------------------------------------------
11.6.1ͨṩߡݿṩ
  ͨṩݿṩɳ䵱ṩߡͬһԷ
һܡҲġ
  1ͨṩߡʹڴΪݵĴ洢ֿ⣬ȫ֧ݲӿڡ˱
ҪʱԽṩڵݵ뵽Уȫ淢ԴݵĲ

  2ݿṩߡʹݿΪݵĴ洢ֿ⣬֧ݲӿڣ
ߡ͡ıɫñɫߴ硢ԡñ߾ࡢ
ʽö뷽ʽ뷽ʽϲֽ⡢ɾʼߴʱͬʱ
ıмССɾС
  ݿṩеݽϲӦȽͨԴͨ
ṩС
  3ͨṩߵҪ
  ʼʼԾΪָ͡ʼݵСĬֵ
0
  ͨṩ߸ԴȷԣȻһƬ
հףһӣΪʼĬֵ0Ϊۿ趨ĳ
ֵ

  4ݿṩߵҪ
  (1)ݿļ
  ıָͣݿȫ·ļ(*.edb)
  ݿṩҪһԡ
  (2)ֽڼֶδ
  ָֽͣڼֶεĴʽ¿ѡֵ,0.1.ΪͼƬ
ݣ2.ΪֽڼݣĬֵ0
    ȷݿûֽڼֶΣΪ0ȷݿֽڼֶ
ΪͼƬݣΪ1Ϊ2
    ע⣺ԡṩߡеݽдͨáԴġ
ʵֵġͨԴṩԴͿԴ
ṩеˡڡķһʼѾܹˣǰ
ṩΪӦṩôɱʾΪ
Դ1.ṩ=ݿṩ1Դ1.ṩ=ͨṩ1
    (3)ݿ롱
    ΪݿİȫҪΪݿ롣ѡ˵ݿ⡱һṹ༭
ʹáݿ()Ϊһ򿪵ݿ롣
    ݿʱͨڱд˳Ĵݿ⡣
    5Ӧ
    (1)ݿṩеݡ롱ͨṩߵķ
    ݿṩеݡ롱ͨṩУʵܼ򵥣ֻ
Դġ()Ϳʵ֡
Դ1.ӣݿṩ1Դ1.ӣԴ2
    ̡.eΪʾݡİťʾ롱ܡس
£
ͨöԻ1.ʼĿ¼  ȡǰĿ¼ ()' Ҫ顰ݿṩ1ġݿļǷȷõļ·ĻϿܾûУ
. (ͨöԻ1. ()  )
ݿṩ1.ݿļ  ͨöԻ1.ļ
.
Դ1.ʼߴ (0, 0)  ' "Դ1"еԭ(ԭǿ)
Դ1. (ݿṩ1, , )  ' һоǡ롱ݿṩ1еݡ롱Դ1У̾ʾУ
    (2)ѡԭ
    ΪҪṩߣͨṩݿṩĹϵǣǰ
ǿ󣬿ɶݽиֲûֱӵԴ߹ޣֻɶ
ݵĻֱӵݿ⡣ߵѡԭǣ
    Ҫʹݿ⣬ҶݵĲ漰ã޸塢ɫԪ
    ȣѡݿṩߡ
    Ҫʹݿ⣬ݽãͬʱʹݿṩߺͨ
    ṩȰݿṩеݡ롱ͨṩУٶԺ߲
    ûõݿ⣬ɵѡͨṩߡ
--------------------------------------------------------------------------------------------
11.6.2Դ
   Դṩݴ֮Ŧ
    1ԴҪ
    (1)ṩߡ
    ıָͣԴڵṩ
    Ե÷ġԴԵ÷ƣ
ñʱʱѾĳṩ
бʽгѡ֮һɡ
    ҪڳôķʽΪԸֵıʽָṩơ
ʵ£
Դ1.ṩ=ͨṩ1
    (2)ֻӡɾ
    Զ߼ͣûݲȨޡ
    ʾΪԴϵɾ¼İťݵȫʵӦУ
ͨԴġӡΪ١ʹûɼû޷ֱӲ
ݡ
    ȷʵҪӻɾ¼ʱôأԵԴ·У
УɾУУɾеȡ
    2ԴҪ¼
    ԴҪ¼Уǰ¼ı䡱Ӽ¼ɾ¼
    (1)ǰ¼ı䡱¼
    ¼ĲʱֱΪ߰Դǰĸťʱ¼
    ԴġӡԱΪ١ʱûǲῴģԽ
ᴥ¼
    (2)Ӽ¼¼
    Ӽ¼ť¼¼ʱ¼
    (3)ɾ¼¼
    ɾ¼ťɾ˵ǰ¼ʱ¼
    ̣룮eԴťᷢʲô顣
    3Դרз
    Դķǳ࣬Ҳ鿴ֿ֧еġ͡һԴ
ʾ潫гԴԡ¼ʾ״̬У
    Ϊ˱⣬潫ԴķԼӷࣺ
    (1)Լ¼Ĳ෽׼¼()β¼()()()ȡ
¼()
    (2)еĲ෽ȡ()ȡ()()()ɾ
()()ɾ()"
    (3)ݴȡ෽ı()ȡı()()ȡ()
()ʼߴ()浽ֽڼ()ֽڼ()浽ļ()
()Ԫֽڼ()ֽڼԪ()"Ԫļ()ļ
Ԫ()ˢ()()
    (4)۵Ĳ෽ñͷ()ñͷ()и()
()ıɫ()ñɫ()()ߴ()"()
ñ߾()ö뷽ʽ()óʼ()
    (5)ԵԪ෽ϲ()ֽ()Ƿ񱻺ϲ()()ɾ
()Ƿ()()
    (6)ڴӡ෽ӡ()ôӡ()ȡӡ()ȡ
ӡҳ()ȡӡҳ()
    Ը̡֮eУʾԴľԷ
вο
    3ðťģԴ
    ģⲢǲԴǽԴӡΪ١
̡Դ-ģⰴťeͼ11-11ʾ
    ͼ11-11Դ-ģⰴťeƽ
    Ϊ׼¼ť¼ӳʵ£
Դ1.׼¼
    Ϊβ¼ť¼ӳʵ£
Դ1.β¼
    ԿʹԴ
    Ϊһ¼ť¼ӳʵ£
Դ1.1.ȡкţ-1
    Ϊһ¼ť¼ӳʵ£
Դ1.1.ȡкţ+1
    ԿûԴȡкţʹ˱ȡкţ
Ϊ˿հеĻкűԴеļ¼Ҫ࣬ȡĹ
кҪ׼ȷһЩڱʾԴݣԴ
ݿṩṩģֱӶԱݵĲҲǼӲݿļҪ
ݿ͡Դʹá
    г£
Դ1.ṩߡ١ݿṩ1
Դ1.У1.ȡкţ
.Դ1.УԴ1.ȡ+1
1.ù꣨Դ1.ȡ1
    ɾг£
Դ1.ɾУ1.ȡкţ1.ȡѧ
    ԿһСİťʹȡԴем¼ΪԴĩβ
ӿհСɾһСİťʹȡкŵоͻᱻ
ɾ
    ΪʲôһжԴΪݿṩߡ˵ֻĩβӣڵǰ
ѡкӣԴΪͨṩߡʱطأǱǰ
ᵽģͨṩҪݿṩеĹܶݿṩ˵ò
ϡ
    4.֮grdļݿedbļ
    ԽͨṩеݱΪgrdļgrdļҲ֮Ϊ
֮ļΪṩһߡ֮eɵgrdļ
    ݿṩеݿedbļֻҪݿΪͨṩߣ
Դе޸ĿЧݿļС
    ̡֮eڿʼ˵пһǡ򿪡˵
һǡ޸ݿ⡱ʲôΪʲôһأ
    ʹá򿪡˵򿪵grdļʹáͨṩߡṩġԴ
    á޸ݿ⡱˵򿪵edbݿļʹõǡݿṩߡΪ
Դ˵ʵֵĹܲһ
    һʼᵽͨṩ߱ݿṩͬĲ˵
ߵ
    ôgrdļûҵgrdҲ֮ʱһЩ
ڱУΪʱĬΪͨṩߡṩԴｫ
бͷǰԵпиߡ
    grdļʹõǡ浽ļ()
    ֮eУ˵ʹõġĵ¼ӳس£
Դ1.浽ļļ
    grdļʹõǡļ()
    ֮.eУ߲˵ʹõġ򿪲ļ¼ӳس£
Դ1.ļļ
    5.Դķ
    (1)ʼߴ()
    ͨṩҲʼʼԣơ
    ʼԴݵԴȫԭݽעĳЩṩ
ִ֧ܲ˷ɹ棬ʧܷؼ١ʼߴ硱
    <1>ΪΪ(int)Աʡԡʡԣ
ĬֵΪl
    <2>ΪΪ(int)Աʡԡʡԣ
ĬֵΪl
    ֮eڡ½˵еĳ£
Դ1.ʼߴ磨5010
    ͱʾ½һµgrdļʱձΪ50УձΪ10С
    ķȫԡ֮.eΪѧϰģΪܿҵҪ
ʹԵĿٲҹܡ
    ̡֮.e˫壬ƽ棬ʹCtrI+Fϼڳ
ƽвңҪҵ롰ʼߴ硯سͿԿٲҵ
ңʹF3ȼ
    (2)ӡ()
    øʽ߼ͣ  󣮴ӡ()
    öԻݵĴӡϢ߰ȷϰť˳Իʱء桱
򷵻ء١
    ڡӡ˵еĳ£
棨Դ1.ӡã
޸ģ
1.ӡ
    (3)()
    øʽ޷ֵ  кţкţ[][]
    ԴָΧڵԪΪı
    ڡС˵еĳ£
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    (4)ϲ()
    øʽ޷ֵ  󣮺ϲкţкţ[][]
    ԴָΧڵĵԪʹ֮һԪʽ֡ע⣺
Դʹõṩִ߲֧ԣԡ
    ڡϡ˵еʵ£
޸ģ
Դ1.ϲ1.ȡкţ1.ȡкţ1.ȡѡ1.ȡѡ
    (5)ֽ()
    øʽ  ޷ֵ  󣬷ֽ⣨кţкţ
    ֽԴָѾϵĵԪвָϵԪڵκһ
Ԫ񼴿ɡעԴʹõṩִ߲֧ԣԡ
ΪԱ
    ڡֽ⡱˵еĳ£
޸ģ
Դ1.ֽ⣨1.ȡкţ1.ȡкţ
    (6)()  
    øʽ  ߼ͣ  󣮲Укţ[]
    ԴָλôСɹ棬ʧܷؼ١
    ڡС˵еĳ£
Դ1.У1.ȡкţ
    (7)ɾ()
    øʽ  ߼ͣ  ɾ  кţ[]
    ԴָλôɾСɹ棬ʧܷؼ١
    ڡɾС˵еĳ£
Դ1.ɾУ1.ȡкţ1.ȡѡ
    (8)и()"
    øʽ  ޷ֵ  иߣкţ[]߶ȣ
    Դڱʱĸ߶ȣλΪ0.1סעԴʹõ
ṩִ߲֧ԣԡ
    ڡиߡ˵еĳ£
.ֲ и, ͡
. ( (иߣλ0.1ף, иߡ, , и, #)  и  0)
Դ1.и (1.ȡк (), 1.ȡѡ (), и)
޸ ()
    (9)п()
    øʽ  ޷ֵ  пкţ[н]ȣ
    ԴڱʱĿȣλΪ0.1סעԴʹõ
ṩִ߲֧ԣԡ
    ڡп˵еĳ£
.ֲ п, ͡
. ( (пλ0.1ף, п, , п, #)  п  0)
 Դ1.п (1.ȡк (), 1.ȡѡ (), п)
޸ ()
    (10)()
    øʽ߼ͣӣԴṩߣ[к][]
    ָԴṩеӵԴβɹ棬ʧ
ܷؼ١
    ڡݡ˵еس£
. (Դ2.ļ (ͨöԻ1.ļ)  )  ' Դ2ڴ˴ʹá
Ϣ (ļʧܣ, #ͼ, )
.
Դ1. (Դ2, , )
޸ ()
Դ2.ʼߴ (1, 1)  ' Ϊʹõͨṩ2,ԿԳʼߴ.ڴ˴ͨṩ2ڵ.
    ԴlݣԲͨԴ1ļ()µݡֻ
аµݿļ뵽һԴУȻӵԴlС
    (11)()
    øʽ  ޷ֵ  ͣкţкţ[][][]
    ԴָԪ͡עԴʹõṩִ߲֧
ԣԡ
    ڡı͡˵еس£
Դ1.ͣ1.ȡкţ1.ȡкţ1.ȡѡ1.ȡѡ#ıͣ
   Դõķʹøʽ롰ͣһʹ
ͷο֮e԰
    (12)ɾ()
    øʽ  <޷ֵ>  ɾкţкţ[][][
]
    ԴָΧڵԪڵȥעԴʹõṩ߲
ִ֧ԣԡ
    ע⣺ɾ()ġ͡롰()ġ͡
һʱ޷ɾ
    йԴĳ÷һЩϤķɰFlԲ鿴
ʱİһЩĹܣڱннܡ
--------------------------------------------------------------------------------------------
11.6.3
    1
    (1)Դ
    ָԴñʱѾ
ĳԴбʽгֻѡ֮һɡ
ҪڳôķʽΪԸֵֻ踳ԴƵıʽɡʵ
£
1.Դ=Դ1
    ԴǱҪԣøԣûдڵıҪ
    (2)űȡ
    ָͣʾʱõʾ201000ڵ
ֵĬֵ100
    ʵ£
1.ű=50
    Ҫҳĵȿʾֱʹô£
1.ȿţ
    (3)ɫɫ
    ̡ԣeͼ11-12ʾ
    ͼ11-12ıɫ
   _ɫѡ1_ɫı䡱¼ӳ£
Դ1.11Դ1.ȡԴ1.ȡ#߿+#ϱ߿+#ұ߿+#±߿+#ˮƽ+#ֱߣ
1.ɫ=ɫѡ1.ɫ
    пԿһҪΪмٸıɫ
Դġ
    _ɫѡ2_ɫı䡱¼ӳ£
1.ɫ=ɫѡ2.ɫ
    ҪʣҪıеӦΰأ뿴һɫѡ3-ɫı䡱
¼ӳ򣬳£
Դ1.ıɫ1.ȡкţ1.ȡкţ1.ȡѡ1.ȡѡɫѡ3.ɫ
    ʹõԴǱһҪע⡣
    ıĳһԪıɫ뿴ɫѡ4-ɫı䡱¼ӳ
򣬳£
Դ1.ñɫ1.ȡкţ1.ȡкţ1.ȡѡ1.ȡѡɫѡ4.ɫ
    Ϊӱߣ£
Դ1.11Դ1.ȡԴ1.ȡ#߿+#ϱ߿+#ұ߿+#±߿+#ˮƽ+#ֱߣ
    (3)ճչ
    ָճʱбߴ޷ɣǷԶչ
    һ2X2Ԫıһ4X4Ԫı񣬼ԶӲĵԪ
    ̡֮eСһѡ¼еĳ룬ֻдΪʱ
Ч뽫һµ֮ļ뵽Դ2ӵԴ1Уڻ
ӴбݣͻУµݡ
    2Ҫ¼
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    ¼Уи߱ı䡱пı䡱ߴ类չ
    (1)λøı䡱¼
    ߸ı˹λú¼
    ¼ǱȽϳõ¼֮һ
    ̡¼eС_1_λøı䡯¼ӳ£
༭1.=λøı䡱
    ̣ƶλú󣬾Ͳ¼ߵı༭1ʾʾ
Ϣ
    (2)ݱı䡱¼
    ޸˵Ԫʱ¼
    ̡¼eС_l_ݱı䡱¼ӳ£
༭1.=ݱı䡱
    ̣һԪݺ󣬾Ͳ¼ߵı༭l
ʾʾϢ
    Կ¼ӳԶΪкšкš
ñЩȡݱıĵԪλá
    ¼Ľο԰̡¼e
    3רз
    (1)ȡк()ȡк()
    ܣȡСڵĵԪкŻкšʱ
ѾжԪͬʱѡ򷵻бѡĵԪϽǵǸԪ
Żкš
    ʵ£
=1.ȡкţ
=1.ȡкţ
     ǰ漺õﲻ˵ˡ
(2)ȡѡ()ȡѡ()
ܣȡбѡĵԪ
̡ԣe
     ʹá_1_λøı䡱¼ӳʾкš
༭1.=λøı䡱
༭2.=ı1.ȡкţ
༭3.=ı1.ȡкţ
     ʹá_1_ѡı䡱¼ڱ༭ʾѡ£
༭1.=ѡı䡱
༭2.=ı1.ȡ
༭2.=ı1.ȡ
    (3)ѡ()ȫѡ()()ȫ()ճ()ճ
괦()
    ԵԪѡ񡢸ơճҪָһڵĵԪ
    һ㶼ѡ񡢸ơճĹܣṩֻΪʹҼ
ɹ
    ̡eʹõ˵Щ
    ʹáһ1һҼ¡¼ӳ򵯳˵س£
˵С˵
    ˵_ѡ_ѡ¼ӳ£
1.ѡ񣨱1.ȡкţ1.ȡкţ1.ȡѡ1.ȡѡ
    ˵¼ӳֱõӦı񷽷Ӧο̡
(4)ӡ()ӡԤ()
ܣӡ񣬴ӡǰԤ
ӡԤĹܿڴӡǰԤմӡЧԷӡ
Ӧʵ£
1.ӡ
1.ӡԤ
    4.ʹгֵ
   1ڳж̬ıпʹʾֶ
    Ҫ롰ġԴá磬lԴΪ
Դ1ͨʵ֡
Դ1.п31500//1ĵÿΪ50ס
   2νѯĶ¼ʾڱУʵ£
.ֲ ƴα1, ͡
.ֲ ƴα2, ͡
.ֲ , ͡
.ֲ , ͡
Դ1. (1, 1, , )
.ƴѭ (, ƴα1)
. ( ( ()  ))
Դ1. ()
.ƴѭ (, ƴα2)
Դ1.ı (Դ1.ȡ (), , )
.ƴѭβ ()
.
 ()
.ƴѭβ ()
   3νдӡã
    ӡÿʹɣ
Դ1.ӡã
뱻ִʱͻᵯӡöԻ򡣿Եҳ߾ֽ࣬͵ȡ
ο֮.eԼ֮ǿ.e
--------------------------------------------------------------------------------------------
11.6.4ݿӦ
    1.ȫкܶṩԴԣҿۺϿһЩ
Դӱ̵ģ༭򡢱ǩͼƬϿб֧Դ
    ̡бϿݰʾ.eͼ11-13ʾ
    ͼ11-13  бϿݰʾeеİ
    ½һ׳Ӽݿṩ1ڡݿļ
һݿļ
    Դ1ġṩߡѡݿṩl
    ༭1ġԴѡԴ1Сѡ
    Ͽ1ġԴѡԴ1СѡԱ𡱡
    б1ġԴѡԴ1Сѡѧ
    2Ӧõӡ
    (1)ڱ½Ǵӡҳ룬£
    ӵԴlϣ£
ֲ ӡϢ  ӡϢ
ӡϢ=Դ1.ȡӡã
ӡϢ.ҳλ=#ҳš
Դ1.ôӡãӡϢ
    (2)ʹñʵ״Ĺܣ
    ֱݼ㣬Ҳ״ģ壬ԺͿ԰һ
ģʽ״
    ̡ģӦãeһӡѧ̡
    aСݿṩ1ġݿļΪݿļѧ
edbݿļ͵ǰ׳ͬһĿ¼£Ϊݿļȫ·

    Դ1ġṩߡΪݿṩ1
    ༭ġԴȫΪԴ1ֱ𽫡С
ѡΪѧšԱ𡱡䡱ߡء
    ΪʷһЩڱ༭ǰϱǩ˵
    Դ2ġṩߡΪͨṩ1
    ġԴΪԴ2
    bԴ1һǰ¼ı䡱¼ӳ£
    Դ2ı(32༭1.)
    Դ2ı34༭2.ݣ
    Դ2ı36༭3.ݣ
    Դ2ı42༭4.ݣ
    Դ2ı445.ݣ
    Դ2ı46༭6.ݣ
     __ϡ¼ӳ£
ݿṩ1.ݿļ=ȡĿ¼+\ѧ.edb
򿪣ѧѧ
Դ2.ṩ=ͨṩ1
棨Դ2.ļȡĿ¼+\ģ.grd=٣
*עδļ嵽ṩߣʾģĲͬԴ
Ϣ򣨡Ҳѧģ飡0󡱣
٣
أ

ѧ.ɫ=#ɫ
_Դ1_ǰ¼ı䣨
    ѧ.edbһкܶ¼ݿ⣬ģ.grdһ
ģ飬нݿеݶ뵽ģʾӡټһ
ťİťΪӡ񡱡˰ťı¼£
棨Դ2.ӡã
1.ӡ

--------------------------------------------------------------------------------------------
11.6.5ģ
    ļһֱʽļݵʾӡͱȷ淢Ҫá
ʹõıļǺ׺Ϊgrdʽıģļ
    ԵıƣģļҪΪݴʹãֿ
ñĴСλáȣʵеıһĸʽ
ıһԵı޷쵽ģݿӦнõļ
ģ屾ΪһݣͨԴ뵽вʾ
    1.Եıģļ߾ϵͳиı༭֮
ı༭ҳ߱༭ҳķƣ򵥽һЩ༭
ļķ
    (1)򿪱༭
    ԣѡ˵༭༭
    (2)򿪻½ļ
    ѡ򿪡Դеıļѡ½Խһ±ļ
    (3)ɾлɾС
    ѡҪɾУѡ˵༭СɾСɾеķơ
ͬҲлС
  (4)ϲֽⵥԪ
  ԪϲһĵԪѡҪϲĵԪȻѡҼ
ϡѡҼ˵ֽ⡱ԷֽⵥԪ
  (5)Ϊʵߡ
  ѡҪʵߵı񣨿ѡȫ񣩣ѡ˵Ԫ񡱡߿
ȫߡ
  (6)֡
  Ҫڵ֣ѡбѡ˵Ԫ񡱡뷽ʽѡֶ
뷽ʽ
  (7)塣
  ѡ˵Ԫ񡱡塱øԪݵ塣
  (8)С
  ͷ߻˱ߣԵС
  (9)õԪΪͼƬ͡
  ѡеԪѡ˵Ԫ񡱡Ԫ͡ͼƬ͡ô˵Ԫ
λ÷õͼƬ
  (10)ļ
  ѡ˵ļһ桱¼Ϊյıģ屣Ϊgrdʽļ硰ѧ
ɼgrd
  2ñ༭򿪡ʱ.grdڱͷΪ2У޷ù
ѡеԪб༭ͨ༭˵ϵñͷáģеĵԪ
༭ʱ֮ṩĸܾͿ޸ģṹ
  ģʹ÷
  (1)ڡʹeУʹáԴļ()Ȱģļ
ʱ.grdӵԴǰˣȻáԴ()Ӽ¼ͬʱ
ݿõ¼ӵĿռ¼ϡԴоͽģļݿļϲһ
ͨ񣮴ӡԤ()Ԥϲݿļ¼
    (2)ڡѧϵͳ.eУbase.grdģļʾݿļ¼һ
ֻʾһݿ¼ÿģԪʾݿĲֶͬεݣ൱
ӶӵСԴԵ
--------------------------------------------------------------------------------------------
11.7С
   ݿĹģ൱FOXBASEָͨвݡֱӷʡ
洢ѯݿ⣬ЧʸߣСҵλͥӦá
    ݿĿǰ֧־󲿷ֳòƩҡˡ滻ܡ
ûʹͻܵȵȡṩӦĿӻͼ¼¼ӿ
    ҲԽϰ
    1бдһʹݿСͨѶ¼ӡɾ޸ġҵȹܡ
    2ڱʾݿ¼ݣñģӡ
--------------------------------------------------------------------------------------------
ʮ ⲿݿ
    ԿԲ֧ODBCADOⲿݣ΢Accessݿ⣨ļ׺
ΪmdbdBaseݿ⣨ļ׺ΪdbfVisual FoxPro ݿ⣨ļ׺Ϊ dbc
MS SQL Server ݿ⡢MYSQL ݿȡ
   ½ⲿݿĵϸĽܡ
--------------------------------------------------------------------------------------------
12.1.1 ⲿݿ
   ṩĲⲿݿ3.6ƳԺѾӵ4֣
ݿ⡢ⲿݿṩߡݿӡ͡¼
   ⲿݿ⡱͡ⲿṩߡֱӽⲿݿ󶨵 ODBC
ݿ⡣ⲿݿֱӽв
   ݿӡ͡¼ʹADOֱӶⲿݿв
--------------------------------------------------------------------------------------------
12.1.2 ODBCADO
    ODBCOpen Database Connectivityʽݿ⻥׼ODBCһֿͻ
Ӻ̨ݿļ
    ODBCṩһױעԽ׵ķʱػԶݿ⡣
    һODBCһɣ
    ODBC
    һODBC
    һODBCԴ
    ODBCĽṹͼ12-1ʾ
ͼ12-1 0DBCṹͼ
    ͼ12-1ʾͻӦóʹODBCԴODBCԴͨODBC
ضODBCϵȻͨODBCʱػԶ
ݿ⡣
    ODBCԴĸ
    ODBCԴֽDSNѿͻӦóҪʹõݿ⡢û
Ϣͻ˳ʹá
    ODBCԴ(DSN)ͣ
    ûDSN:ֻøDSNûʹûֻڵǰļʹá
    ϵͳDSN:ڶûϵͳУɱκûʹá⣬ûҪWeb
ݿӦóӦʹô¾Դ
    ļDSN:ϵͳDSNƣû϶ʹá
    ʹODBCʱҪõļDSNʹԴʱҪ
ԴãڽODBCʱODBCԴԼδһ
ļDSN
    ODBCԴʹá塱ϾߡԴ(ODBC)
ԴWindows XPϵͳ
    2.ADO
    ADOActiveX Data Object΢˾ΪǿݷʷOLE DBƵģ
һʹõӦóӿڡΪκԴṩܵķʡADOInternet
ʹٵǰ˺Դ֮ʹٵĲ
    ADOԷֲṹ֯ģͼ12-212-3ʾ
    ͼ12-2 ADOֲṹͼ1    ͼ12-3 ADOֲṹͼ2   
    ṹͼаADOģе߸Ҫ󣬷ֱConnection
CommandRecordsetFieldsParametersErrorsProperies
ЩӵпԲݵġԼʾĳЩԻĳЩ󷽷
Ϊġԡ
    ʹáݿӡ͡¼ADOʽⲿݿ⡣
    ADOʽݿODBCʽݿиߵЧʡ
--------------------------------------------------------------------------------------------
12.1.3 SQLԼ
    SQLԣṹѯԣǶԹϵݿвı׼ԣ磺Access
SQL ServerOracle ȴݿⶼ֧AQLԡѧϰⲿݿǰ
SQLһЩ˽⡣
    SQLԾйܷḻʹ÷Լŵ㡣198610£
ұ׼֣ANSI׼SQLΪϵݿԵұ׼˺󲻾ãʻ
׼֯ISOҲͬľʹSQLΪ˹ʱ׼
    SQLԵĹܰѯݡͿĸ档SQLԵÿܶ
ָɣÿָʾݿһֲ
--------------------------------------------------------------------------------------------
12.1.4õSQL
    õSQL԰
    ݿѯSELECT
    ݶ壺CREATE,DROP
    ݲݣINSERT,UPDATE,DELETE
    ݿƣGRANT,REVOKE
     1.ѯSELECT
     SELECTǺܳõSQL䣬﷨Ҳܼ򵥣ͨ仯ѯͲѯ
ʽSELECTɶֲѯ񣬸ʽ£
SELECT ĿֶΡ
FROM
[WHERE ʽ]
[GROUP BY ֶ1[HAVING ڲʽ]]
[ORDER BY ֶ2 ASC/DESC]
      京壺WHEREӾеʽӻҵļ¼
SELECT ӾеĿֶΣѡ¼еķγɽ ORDER Ӿ䣬
ƶֶ2ASCDESCСGROUP Ӿ佫ֶ1
飬ֻHAVING ӾڲʽŻС
     WHEREӾпһµѡ񣺲μ12-1WHERE־г塣
= 壺ڡ   
> 壺ڡ 
< 壺Сڡ 
>= 壺ڵڡ 
<= 壺Сڵڡ 
<> 壺ڡ 
LIKE 壺ڣ֧ͨ
NOT LIKE 壺ڣ֧ͨ 
AND 壺ANDӵĶͬʱ㡿 
OR 壺ORӵĶ1 
NOT 壺ų磺С NOT Сǿ 
     м򵥵Ĳѯ
     Ѿ½һѧɼ12-2ʾ
     1ѯ12ͬѧʹSQL䣺
SELECT*FROM ѧɼ WHERE ༶=12䡿
     еġ*ѯͷֶΣFROMġѧɼһؼ֣
ָѯıơWHEREıʽҪѯ
     Уʹáⲿݿ⡱ִSQL䣺
ⲿݿ1.ѯSELECT*FROM ѧɼ WHERE ༶=`12`
     SQLеʹúϸܣֻһ򵥵ӡ
     2ѯѧɼĳɼС90Ҵ70ˣء
ֶκĳɼֶεļ¼ݣĳɼвҽʹSQL䣺
SELECT  FROM ѧɼ WHERE >70 and <90 ORDER BY  ASC
    ѯĽֻط¼ֶεݣORDER BY
䣺ORDER BY  ASCԷصļ¼ᰴĳɼС
    3ѯѧɼѧ36ŵѧɼʹSQL䣺
SELECT * FROM ѧɼ WHERE ѧ BETWEEN 3 AND 6
    4ǡѧɼաѧɼʹSQL£
SELECT * FROM ѧɼ WHERE  LIKE`%`
   4ʹLIKE䣬LIKEĸʽǣ
ֶLIKEַָ
    еַ¼ʽ
%ⳤȵַ
_»ߴⵥַ
ַ
SQLͲѯеһǡѧ¼ 
    2Ӳѯ
    ѯ漰2ϵı֮ΪӲѯWHEREӾĲѯ
ֶεıʾЩԵıʾʾΪ
ѯ.ֶ
    磬ǰ2һõı12-2ѧɼһ12-3
ѧ
    12-3ѧ    
    1ѯѧͬ˵ϢʹSQL䣺
SELECT * FROM ѧɼѧ WHERE ѧɼ.ѧ=ѧ.ѧš
    WHEREӾеֶνбȽϣֶαпɱԣ
ͬҲ=><>=<=<>ӡ
    2ѯмǡɽѧĳɼʹSQL䣺
SELECT ѧɼ.ѧţѧ.ѧţѧɼ.ѧɼ.ģѧ
. FROM ѧɼѧ WHERE ѧɼ.ѧ=ѧ.ѧ
AND ѧ.=ɽ
    ͨʹAND߼ʣӣԲѯļ¼
ʹOR߼ӶѡһϼΪ
    3
    SQLеCREATE TABLE䱻µݿCREATE TABLE
ʹøʽ£
CREATE TABLE
(1ֶ1ֶ[ֶγ]
2ֶ2ֶ[ֶγ]
3ֶ3ֶ[ֶγ]
...)
    CREATE TABLEҪıƣȻ˳趨е
ƣͣԼѡȡ
    磺ҪʹSQL䴴һΪѧɼݿ3ֶΣ
һֶΪѧšͣڶֶΪıֶͣΪӢ
͡ʹSQL䣺
CREATE TABLE ѧɼѧ int, text,Ӣ int
  УѾáⲿݿ⡱һݿ⣬Ҫڸݿ
ıʹô룺
ⲿݿ1.ִУCREATE TABLE ѧѧ int, text,Ӣ int
  4޸ıм¼
  Ҫ޸ıѾڵһ¼ӦʹUPDATE䡣UPDATEʽ
£
UPDATE
SETֶμݡֶμݣ...]
[WHEREʽ]
    UPDATEıSETıֶμݣȻWHERE
Ӿдı¼Ҫϵ
    磬ǰı12-2ѧɼУǿӢɼΪ99ʹSQL£
UPDATE ѧɼ SET Ӣ=99 WHERE =`ǿ`
    ȻUPDATEҲ޸Ķֶεݣ磺Ҫ12-2ѧ
ͱ12-3ѧУΪǿļ¼ӢɼΪ99Ϊϡ
ʹSQL䣺
UPDATE ѧɼѧ SET ѧɼ.Ӣ=99ѧ.=``
 WHERE ѧɼ.=`ǿ` and ѧ.=`ǿ`
  5ɾм¼
  Ҫӱɾһ¼ҪʹDELETE䡣DELETEṩWHERE
Ӿ䡣WHEREӾѡҪɾļ¼ʽ£
DELETE [FROM]
[WHERE]
   FROMɾ¼ıWHEREдҪɾ¼ϵ
   ע⣺ûָWHEREӾʱDELETE佫ɾем¼ʹ
ʱҪʮע⡣
    1ɾ12-2ѧɼУΪܡļ¼ʹSQL£
DELETE FROM ѧɼ WHERE =``
  2ɾ12-2ѧɼУΪܡ͡ǿļ¼SQL£
DELETE FROM ѧɼ WHERE =`` OR =`ǿ`
  6¼
  Ҫڱв¼ʹINSERT䣬ʽ£
INSERT[INTO]
1Ӽ¼ֶ...1Ӽ¼ֶ
[VALUES]1ӵ,...1ӵݣ
  вݣҪڹؼINSERT INTO֮űһУ
ŷֿһϵеֶȻڹؼVALUES֮һϵֵ
ЩֵҪݣǱֶָƥ䡣
    磬Ҫ12-2ѧɼвһ¼ѧΪ8Ϊ֣¡Ӣɼ
Ϊ88ѧɼΪ98ĳɼΪ85
INSERT INTO ѧɼ ѧţӢѧģ VALUES 8`֣
`889885
    ע⣺INSERTDELETEUPDATEһ㲻ͬһֻһ
¼ȻһʹINSERTһӶ¼Ҫһ㣬Ҫ
INSERTSELECT
    磬ǰݿ2ѧɼһǱ12-2ѧɼһ12-4
ѧɼ2ѧɼ2а༶Ϊ12ļ¼Ƶ12-2ѧɼУ
ʹSQL䣺
INSERT INTO ѧɼģѧӢ༶ SELECT ģѧӢ
༶ FROM ѧɼ2 WHERE ༶=`12`
    12-4ѧɼ2
7ɾ
DROP TABLEɾһ﷨ʽΪ
DROP TABLEɾı
磬12-2ѧɼɾSQL䣺
DROP TABLEѧɼ
  8Ϻ
  ǰѧϰ˸ضӱȡһ¼ǣһе
¼ͳơ磬ͳƴ洢ڱеһͶƱ֪
һվƽ˶ʱ䡣ҪԱеκ͵ݽͳƣ
ҪʹüϺ
    Microsoft SQL֧͵ļϺͳƼ¼ĿƽֵСֵ
ֵ͡
    (1)¼Ŀ
    COUNT()ͳһж¼
    磬ҪͳƱ12-2ѧɼУѧɼ90ϵмѧʹ
SQL䣺
SELECT COUNTѧ FROM ѧɼ WHERE ѧ>=90
    (2)ȡƽֵ
    ʹúAVG()Էһֵֶƽֵ
    磬ҪͳƱ12-2ѧɼУӢɼƽֵʹSQL䣺
SELECT AVG Ӣ FROM ѧɼ
    (3)
    ʹúSUM()Էһֵֶ֮͡
    磬б12-5ʦʱҪһҪ֧ٹʣʹSQL
䣺
SELECT SUMʣ FROM ʦʱ
    12-5ʦʱ
    (4)ȡֵȡСֵ
    MAX()ԷһֶεֵMIN()ԷһֶεСֵ
    磬Ҫȡ12-2ѧɼѧɼõķʹSQL䣺
SELECT MAX(ѧ) FROM ѧɼ
    õSQLͽЩҪʹø߼SQL䣬Բ鿴鼮
ϣ齫ܡ
--------------------------------------------------------------------------------------------
12.2 ODBCݿ
    ODBCݿⲿݿ⡱͡ⲿݿṩߡ
ҪAccessݿΪODBCⲿݿ
--------------------------------------------------------------------------------------------
12.2.1ⲿݿ⡱
    ⲿݿ⡱ֻм򵥵ġơעߡߡȡ߶ȡ
ǡԡҪͨⲿݿķⲿݿв
--------------------------------------------------------------------------------------------
12.2.2ⲿݿ⡱Ҫ
    ֿ֧вⲿݿķͼ12-4ʾ
    ͼ12-4ⲿݿķ
    1()ر()
    ܣ򿪻رָODBCԴ
    Ӧʵ
ⲿݿ1.򿪣򿪣ʹⲿݿ֮ǰá
ⲿݿ1.رգرգʹⲿݿʱá
    ע⣺()еһǡODBCԴı
ڸòʹýںܡ
    2ѯ()ִ()
    ܣֱִвѯͷǲѯSQL䡣
    Ӧʵ
    (1)ִвѯSQL䣺
¼=ⲿݿ1.ѯ"select * form books"
    Եǰݿݲѯbooksем¼ֶΣѯ
ļ¼ľֵͱ¼
    ע⣺Ժñ¼ʱӦ¼رգǵñġرռ¼
()磺ⲿݿ1رռ¼¼
    (2)ִзǲѯSQL䣺
ⲿݿ1.ִУ"insert into books values (1,2,3)"//¼
    3.()
    ܣȡָ¼ĵǰ¼ֶָεݡݵԭ
ⲿݿеӦ
    ﷨ⲿݿƣ¼ֶƻλã
    Ӧʵ
X=ⲿݿ1.¼1
    ȡָ¼еǰ¼ĵ1ֶΣ
X=ⲿݿ1.¼""
    Ϊȡָ¼еǰ¼ΪšֶΡݿĵ1
ֶǡš÷Ч¼ͱǵⲿ
ݿġѯʱķֵ
    ͨȽǰ¼ָƶĳ¼ϣȻʹá()ķƶ¼ָ
ķ
    4׼¼()β¼()ǰһ¼()һ¼()
    ܣƶ¼ĵǰ¼ָ롣
    ﷨ĸ﷨ͬġһͲָҪļ¼
ֵǷִгɹ
    Ӧʵ
׼¼¼
β¼¼
ǰһ¼¼
һ¼¼
    ¼ͱǵⲿݿġѯʱķֵ
    5׼¼ǰ()β¼()
    ܣжϵǰ¼ָǷڵһ¼֮ǰһ¼֮
    ﷨﷨ͬġһͲָҪļ¼
ֵǰ¼ָǷڵһ¼֮ǰһ¼֮
    ʵ1
ӳ_鿴ǰһ¼ť_
ⲿݿ1.ǰһ¼¼
ⲿݿ1.׼¼ǰ¼
Ϣ򣨡ǰ޼¼0
ⲿݿ1.׼¼¼
.ȡʾǰ¼Զ庯
    
    ʵ2
ӳ_鿴һ¼ť_
ⲿݿ1.һ¼¼
ⲿݿ1.β¼󣨼¼
Ϣ򣨡޼¼0
ⲿݿ1.β¼¼
.ȡʾǰ¼Զ庯

--------------------------------------------------------------------------------------------
12.2.3ⲿݿṩߡ
    ⲿṩ⣬ҪԣıѯSQL
    ⲿṩҪͨԴⲿṩеݽв
    1ı
    ıΪıͣⲿݿODBCıԼе
...ťODBCԴöԻ򣨾οĹڡACCESSݿ
ʹ⡱ݣ
    2ѯSQL
    ѯSQLΪıָͣݿеݱѯ¼
SELECTSQL䡣
--------------------------------------------------------------------------------------------
12.3 ADOݿ
    ADOʽݿݿӡ͡¼
ЩҪԺͷ
--------------------------------------------------------------------------------------------
12.3.1  ݿӡ
    1ݿӡ
    ݿӡҪУ󡯡Ƿӡṩߡ͡
汾ЩԶֻԣֻܶȡݶܸġ
    ԣԻֵĴııԡ
    ǷӡԣΪ߼͡ʾǷѾӵݿ⡣
    ṩߡԣı͡ṩơ
    汾ԣΪ汾Ϊı͡
    ڳпԸҪȡЩԵֵжǷѾӵһ
ݿ⣬ʹô룺
Ϣѡݿ1.ǷӣѾӵݿ⡱δӵݿ⡱0
    2ݿӡ
    ݿӡķֿ֧ġݿֿ֧⡱ҵͼ
12-5ʾ
    ͼ12-5ݿӡ
    ܡݿӡһЩ÷
    (1)()
    ܣӵԴɹء桱ʧܷء١
    ڶⲿݿвǰҪݿ֮ӡ÷Ĳ
ı
    һSQL Serverݿ£
ݿ1.ӣDRIVER=SQLServer;SERVER=192.168.0.19;UID=user;PWD=123;WSID=BOOK9;DATABASE=test
    ıаݿûϢеı
DRIVERʾݿSERVERʾݿIPַUIDʾû
PWDʾ롢WSIDʾDATABASEʾݿ
    (2)Access()
    ܣӵָĿ¼еAccessݿļ
    ﷨ݿӣAccessļ룩
    һдӵݿļݿ룬ڶдݿ
롣磬ӵCµġѧɼݿ⣺
AccessC:\ѧɼ.mdb
    (3)SQL Server()
    ܣӵָSQL Serverݿ⡣
    ﷨ݿӣSQLServerݿû룩
    Ӧʵ
ݿ1. SQLServer(192.168.0.66ѧϢݿ⡱users123456)
    еûSQL Serverҵдģ潫ϸܡ
    (4)ر()
    ܣϿǰݿӡɹء桱ʧܷء١
ݿ1.رգ
    (5)ִSQL()
    ܣִָĲѯSQL䡢洢̵ȣִгɹ棬򷵻ؼ١
    ÷ķֵ߼ͣʾִǷɹ磬ʹSQLΪѧϢ
ݿ⡱һѧϢ
ݿ1.ִ SQLCRTATE TABLE ѧϢ text, int text
    (6)ȡȨ()Ȩ()
    ܣȡȨ()ȡ÷ʼȨޣ
Ȩޡ壬Բ鿴԰
    Ȩ()÷ʼȨޡ
    Ӧʵ
Ϣݿ1.ȡȨޣ0
  дʹϢ鿴ǰݿĲȨޡ
ݿ1.Ȩޣ#дȨޣ
  дԽǰݿȨΪдȨޡ
    (7)ʼ()()͡ع()
    ܣʼ()ʼһ
    ()κθĲǰ
    ع()ȡǰκθĲ
    ʹ൱ڶݿ̵ıݡʼ()󣬻¼¶
ݿĲʹáع()ôڡʼ()ݿв
ᱻȡݿİȫԡ磬ڶݿһϵ
һڳ˴󣬾ݿָӣʵ£
ݿ1.ִSQLCREATE TABLE ѧϢ3 text, int, text=棩
ݿ1.ִSQLINSERT INTO ѧϢ 䣬ᣩVALUES22ɽ=棩
Ϣ򣨡ȫɹ0
ݿ1.񣨣
.ݿ1.ع񣨣
.ݿ1.ع񣨣
    ʵӦУǷǳҪģϵͳݿҪǳߵİ
ȫԣӴ洢˻֧Ʊ˻ת漰ݿֻЩݿȫɣ
תˡתǰ½һת˵ĹУκһڳִ
ͻعȡǰݿĲֻвɹˣš񡱡
˶ݿİȫԡ
--------------------------------------------------------------------------------------------
12.3.2¼
    1¼Ҫ
    ¼ҪСǷѴ򿪡״̬¼ֶ
¼ǰβ¼󡱡
    ЩԶֻԣڳпԶȡֵ޸ġ
    ǷѴ򿪡ԣΪ߼ͣжݿǷѾ򿪣
    ״̬ԣʾ¼17ֲ״̬庬鿴԰
    ¼ֶ͡ԣʾ¼ļ¼ֶ
    ׼¼ǰ͡β¼ԣΪ߼ԣжϵǰ¼ָǷ׼
¼ǰβ¼
    ڳУԸҪȡЩԵֵ磬¼е1ֶѭ
бУʹáжѭ()ѭ׽жϣǰ¼ָ
벻β¼󣬾ͽѭ£
жѭף¼1.β¼=٣
б1.Ŀ¼1.ı0ı
жѭβ
    2¼Ҫ
    ¼ҪС()ȡ()()򿪲()
ر()()()ɾ()дı()д˫()д
()д()д߼ֵ()д()ı()˫()
()()߼ֵ()()浽XML()
ADTG()׼¼()β¼()һ()ǰһ()Ƶ
()ȡֶ()ȡֶ()ȡֶζ峤()ȡֶʵʳ()
ȡֶ()ֶǷΪ()()һ()˼¼()
    һЩ÷ʹá
    (1)()
    ܣݿӣ÷ǽ¼롰ݿӡ
ڲֱġݿӡơ
    磺Ƚݿӡӵһݿ⣬Ȼ󽫡¼ݿ
ʹô룺
ݿ1.SQLServer(192.168.0.66ݿ1sa)=桿
¼1.ӣݿ1
Ϣ򣨡ݿӳɹ0
.Ϣ򣨡¼ʧܡ0
.Ϣ򣨡ݿʧܡ0
    (2)ȡ()
    ܣȡá¼ǰӣֵһݿӡ͵ݣ
ñŸ÷ķֵ´ʱʹá
    磬ȡ()ķֵһݿӡ͵ıУ
.ֲ ݿ, ݿӡ
ݿ  ¼1.ȡ ()
(3)()͡򿪲()
ܣ()һִһSQL䡣
򿪲()ݱָ
    ע⣺ʹá()͡򿪲()ʱҪȷ¼
Ѿá()ɹӵһݿ⡣
    ʽ¼򿪣ıͣ
    ¼򿪲򣨱
    lá()һ
¼1.򿪣ݱ1#ݱ
    2á()ִһSQL䣺
¼1.򿪣SELECT * FROM ݱ1 WHERE =12#SQL 䣩
    3á򿪲()һձеġ䡱ֶε˳
¼
¼1.򿪲򣨡ݱ1 ASC
    (4)ر()
    ܣرյǰ򿪵ݱһ£һݱٶԱв
رձ
    磬ǰݱ1رգ
¼1.رգ
    (5)()()͡ɾ()
    ܣ()ݱһµĿռ¼
    ()"¼¼ˢʾ
    ɾ()ɾȫ¼ǰ¼ָڼ¼
    1ڴ򿪵ıһռ¼
¼1.򿪣ݱ1#ݱ
¼1.ӣ
    2áɾ()ɾǰ¼
¼1.ɾ#ɾǰ¼
    ƶǰ¼ָ뽫ںܡ
    (6)дı()д˫()д()д()д߼ֵ()
д()"
    ܣЩĵǰ¼ֶָһҪֶεѡ
дķıֶξҪáдı()ֶáд
    磬ǰ¼ġֶθд
¼1.дıꡱ
    (7)ı()˫()()()߼ֵ()
()
    ܣȡǰ¼ֶָεݣдķͬҪֶѡ
ķıֶáı()ȡݴһУ
ҲҪֶε 
    磬ȡǰ¼ġֶݣ
ֲı ͣı͡
¼1.ıı
    (8)׼¼()β¼()һ()ǰһ()Ƶ()

    ܣЩƵǰ¼ָ롣Ƶ()Խǰ¼ָ
ָ¼
    1ǰ¼ָһ¼λã
¼1.һ
    2.ǰ¼ָƶ10¼
¼1.Ƶ10
    (9)ȡֶ()ȡֶ()ȡֶζ峤()ȡֶʵʳ()
ȡֶ()ֶǷΪ()
    ܣЩȡֶεϢڳиҪȡЩݡ
    磬ڳжֶεͣȻٶȡ¼
棨¼1.ȡֶͣԱ𡱣=#߼ֶΣ
¼1.߼Ա𡱣߼
    (1O)()͡һ()
    ܣ()ļ¼ҵ¼¼ָͣ
ĵһ¼ϣ
    һ()һļ¼ڡ()
֮ʹãɼ()"ҵһļ¼
    ʽ¼ңҷ
    磬ǰѾһڱҵзϡ=22ļ¼ʾ
бУ£
.ֲ ı, ı͡
¼1.׼¼ ()
. (¼1. (=22, #))
.ѭж ()
¼1.ı (, ı)
б1.Ŀ (ı, )
.ѭжβ (¼1.һ ()  )
--------------------------------------------------------------------------------------------
12.4 ⲿݿӦ
--------------------------------------------------------------------------------------------
12.4.1ⲿݿ
    ʾнⲿݿ⡯ͨODBCMicrosoft
Accessݿ⡣ּ֧¼Ĳѯɾӡ£ɾĲ
ͬʱΪûṩһõSQLԵѧϰ
    ̼еġȫAccessݿ⣮e͡MSAccess. mdbļ
    1ODBC
    (1)̡ȫAccessݿ⣮eЧͼ12-6ʾ
    ͼ12-6ⲿݿ̽
ⲿݿ⡱ťᵯѡԴԻͼ12-7ʾ
ͼ12-7ѡԴԻ
    (2)ѡͼ12-7еġ½ťֵһԴԻͼ12-8
ʾ
    ͼ12-8ԴԻ
    (3)ͼ12-8еĶԻѡСDriver do Microsoft AccessAccess
򣩣Ȼ󵥻һťٴεһԻͼ12-9ʾҪһ
·ļ
ͼ12-9뱣λ
    (4)ͼ12-9еġťڵġΪļԻѡһ·
롰ѧϰdsn㡰桱رյǰ
ڡ
    һť󣬻ᵯȷϵĶԻгǰõϢȷ
ϣɡһ޸ġͼ12-10ʾ
ͼ12-10ɴ
    (5)ǰ漸½һѧϰdsnļ·Ϣ
ûк;ݿӣڵɡť󣬻ᵯͼ12-11ʾĶԻ
򡣿Իݿ⡣
ͼ12 -11ݿ
    (6)ͼ12-11еġѡ񡱰ťڵġļԻѡ
AccessݿļMSAccess. mdb󵥻ͼġOKť½
ԴDSNļͰ˷ݿϢʹļв
ݿˡ
    (7)ڵͼ12-11еġȷϡť֮󣬻ᵯѡԴԻͼ
12-12ʾ
    ͼ12-12ѡ񡰣dsnļ
    Է֣ͼǰһͼͬһԻֻǱͼʾԻм
һļͼ꣬ǰ½ļѧϰdsnѡȷʱ
ֻᵯAccessװԻͼ12-13ʾ
    ͼ12-13ݿ
    ͼ12-13ͼ12-11Щƣֻмһݿ·Ҫӵ
ݿ⡣ȷӣ
    ˣODBCⲿݿĲȫɡҲоЩӣ
ODBCõı׼ֵ̡һǣ´ͬһݿʱͲ½һ*.dsn
ļˣֱǰĶԻͼ12-12ѡѧϰdsn"ˡ
    رͼ12-13ʾĶԻ󣬳ֻصˡȫAccessݿ⣮e棬
ѾȷضʾAccessݿĵһ¼ͼ12-14ʾ
    ͼ12-14ݿⱻ
    2̵ʹ
    ̲μ̡ȫAccessݿ⣮e
    еġⲿݿ⡱ťǰ˵ĺϸˡ
    ĸť鿴ǰһ¼鿴һ¼׼¼β¼
ݿеļ¼ģҿ˫ť鿴еĳ롣
    Ϊⲿݿ⡱иȡı()ķרṩť鿴
ıʾʹãȻȡı()ʹúܼ򵥣ṩĿģ
ֻΪôҶODBCıһʶ
    ¼¼ť¼¼ݿбbooksβbooksAccess
ݿԤıðť󣬽ͼ12-15ʾĴڡ
    ͼ12-15¼¼
ú󵥻ȷϡťͿԲ¼¼ˡ
²רΪҶһϰʹSQLԵĻ
ͼ12-16 SQL
    ֻҪͼ12-16ʾı༭ȷSQL䣬ִСťͿˡ
ǵҿܶSQL̫Ϥרˡ롱ܣԴԤ
ѡȡͼڵˡ롱ťĵĴڡͼ12-17ʾ
    ͼ12-17SQL
˫ɵѡSQL䣬Ҽɲ鿴SQLĹܡԿ
ЩԤУ˶Լ¼Ĳѯӡɾ£ԡ
ĲȻЩ䶼SQL䡣
    3ʹSQLע
    ԱõһΪ
_.ⲿݿ1.ִУ"insert into books"+"(ţߣ磬ڣҳע"+"values"+"("+༭1.+",`"+༭2.+"`,`"+༭3.+"`,`"+༭4.+"`,`"+༭5.+"`,"+༭6.+",`"+༭7.+"`)"
    ע⣺
    ؼҪдԣ粻ҪvaluesдΪvalueСдν
    valuesǰ֮Ҫпո񣨰ǿո񣬲ȫǣ
    valuesǰгԤֶƣ֮԰ǿոȫǣ
    valuesгԤֶεֵַҪ԰ǵŻ[]ס
    values֮ǰеֶƣ֮еֶεֵҪһһӦ
    4ܽ
    ʾӦáⲿݿ⡱ͨODBCMicrosoft
Accessݿ⡣ּ֧¼Ĳѯɾӡ£ɾĲ
ͬʱΪûṩһõSQLѧϰ
    5һֲ
    ͨⲿݿṩ߼Դӿʾ¼
    (1)
    ⲿݿṩԴͼ12-18ʾ
    ͼ12-18ơȫAccessݿ2e
    ҪⲿݿṩġıѡΪݿ⡣ʹñṩ
⡣
    ⲿݿṩġѯSQLѡΪݿı
    (2)ı༭
    б༭ġԴԸΪԴ1
    б༭ġСԸΪӦԡ
    (3)
    УǲǷǳٵʾMicrosoft Accessݿеˡ
    ļΪȫAccessݿ2.e
--------------------------------------------------------------------------------------------
    ΪҽһñʾMicrosoft Accessݿ⡣
    1½һ׳ڡһڡӱԴⲿṩ
һͼ12-19ʾ
    ͼ12 19򲼾
  2
  1ġԴΪԴ1
  Դ1ġṩߡΪⲿṩ1
  3ⲿṩ1ġıԣODBCöԻѡӦ
*dsnļûУμǰ潲½
ͼ12-20ѡdsnļ
    4
    ⲿṩlġѯSQLΪselect*from booksbooks
Ǳݿ
    5
    ñʾMicrosoft Accessݿ񡣿ֱԴ
İťݿвһ¼ɾ¼ȵȡͼ12-21ʾ
    ע⣺Դɾ¼ťΪԴֱӶݿв
ɾĿ޷ָ
ͼ12-21áԴİťݿв
--------------------------------------------------------------------------------------------
12.5.1 Accessݿ
    Access΢Officeеһ͹Accessݿ⡣Access
ڰʽӦݼ¼
    ݿⲻͬAccessݿڿжһѧϵͳݿڰ
ѧɼѧԱȶͺܷؽصֶμ
һֿ֮໥΢AccessݿһĽ
Լ֮ƣܸǿ
    ݱԼ¼ʽ洢ڼ¼Уڱ֮ǰݿд
Ӧݱ
    ʹһַҲʵֶݿķʣʹṩġݿ
ʽתܣ԰װĿ¼ToolsĿ¼µDbcnv.exe򣬿˫ִУҲͨ
˵ݿ⡱һݿʽת
--------------------------------------------------------------------------------------------
12.5.2 Accessݿۺ
    AccessݿĽԷֳ׶Σһ׶ǸҪʣ
ñֶơͺ䣻ڶ׶ڱݡ
    Խѧݿ⣨ѧmdbеѧɼ(chj)Ϊ˵νAccess
ݿ⡣
    (1)Microsoft Access 2000Ȼеġ½ťұߵĴ
ѡ񡰿ݿ⡭ѡͼ12-22ʾ
    ͼ12-22Accessݿ
    (2)ļ½ݿ⡱ԻָݿĴλáļƣΪ
ѧmdbȻ󵥻ť
    (3)Ϊѧݿ⡱Ĵڣڡʹ˫ꡣ
    (4)ڡֶơĵһֶơѧšڡ͡˵
ѡ֡Ȼڡ˵롰ѧšֶε˵֡
    (5)ƣֱáġѧӢֶΣȻرձ
ʱOfficeֻѯǷ񴢴ȡǡͼ12-23ʾ
    ͼ12-23½ı
    (6)ڡΪԻġơΪɼȻ󰴡ȷ

    (7)ȷǷΪݱ֮󣬾ݱƹڡѧ
ݿ⡱пΪɼݱͼ12-24ʾ
    ͼ12-24ɼ
    (8)ڡѧݿ⡱ı˫꣬¼Ϻ
رAccessAccessԶ̡Ҫٽظ(3)һ(8)
衣
    ǰѧϰһЩⲿݿ֪ʶһ򵥵ѧɼϵͳͨ
ѧϰʵֲѯ׼¼β¼һ¼һ¼Ȳѯ
ɾµȱ༭
    1ݿ⼰
    (1)һΪѧmdbݿ⣬½һΪɼĳɼ
ϡѧšġѧӢֶΣáѧšֶε
ΪԶš趨Ϊ
    (2)мΪѧű༭򡱡༭򡱡ı༭򡯡ѧ
򡱡Ӣ༭򡯡༭ΪݴߣټϱΪ׼¼һ
¼һ¼β¼Ӽ¼ѯ¼޸ļ¼ɾ¼
˸ť5ǩʾ1ⲿݿ⡱ͼ12-25
ʾ
    ͼ12-25ѧɼ
(3)ѧű༭ġ뷽ʽΪֻʽ
    2дʵֳܵĸӳ
    (1)ڳƽ洴һӳʾ¼ⲿݿеļ¼
ʾڱ༭У
.ӳ ʾ¼
ѧű༭.=ıⲿݿ1.¼1
༭.=ⲿݿ1.¼2
ı༭.=ıⲿݿ1.¼3
ѧ༭.=ıⲿݿ1.¼4
Ӣ༭.=ıⲿݿ1.¼5
(2)ݿⲢʾ׼¼
ڡ__ϡӳ룺
.ӳ ___ϡ
棨ⲿݿ1.򿪣ODBC;DBQ=E:\̲\ѧ.mdb;DefaultDir=E:\̲;Driver={Driver do  Microsoft Access (*.mdb)};DriverId=25;FIL=MS Access;FILEDSN=D:\program Files\Common Files\ODBC\DataSources\ѧϰ.dsn;MaxBufferSize=2048;MaxScanRows=8;PageTimeout=5;SafeTransactinos=0;Threads=3;UID=admin;UserCommitSync=Yes;
¼=ⲿݿ1.ѯselect * from ɼ
棨¼=0
Ϣ򣨡ѯʧܣ0

ⲿݿ1.׼¼¼
ʾ¼
༭.ȡ㣨
(3)˫׼¼ť룺
.ӳ _׼¼ť_
ⲿݿ1.׼¼¼
ʾ¼
(4)˫β¼ť룺
.ӳ _β¼ť_
ⲿݿ1.β¼¼
ʾ¼
(5)˫һ¼ť룺
.ӳ _ǰť_
ⲿݿ1.ǰһ¼ (¼)
. (ⲿݿ1.׼¼ǰ (¼))
Ϣ (ǰ޼¼, 0, )
ⲿݿ1.׼¼ (¼)
. ʾ¼ ()
(6)˫һ¼ť룺
.ӳ _ť_
ⲿݿ1.һ¼ (¼)
. (ⲿݿ1.β¼ (¼))
Ϣ (޼¼, 0, )
ⲿݿ1.β¼ (¼)
. ʾ¼ ()
  (7)˫Ӽ¼ťڡ_Ӱť_ӳ룬ͬʱ½
롯ӳ򡣴£
.ӳ _Ӱť_
 ()
. (Ӱť.  Ӽ¼)
 Ӱť.  ¼
ѧű༭.ȡ ()
ֵ (, ѧű༭., ༭., ı༭., ѧ༭., Ӣ༭.)
. . (ⲿݿ1.ִ (INSERT INTO ɼ   (ѧ,,,ѧ,Ӣ)   valueS   (  ѧű༭.  ,'  ༭.  ','  ı༭.  ','  ѧ༭.  ','  Ӣ༭.  '), )  )
Ϣ (Ӽ¼ʧܣǷݿ,дǷʵ, 0, ʧܡ)
. Ϣ (ѳɹΪβ¼, 0, ӳɹ)
ⲿݿ1.²ѯ (¼)
Ӱť.  Ӽ¼
.ӳ 롿
. (ѧű༭.  )
ѧű༭.  0
.
. (༭.  )
༭.  
.
. (ı༭.  )
ı༭.  0
.
. (ѧ༭.  )
ѧ༭.  0
.
. (Ӣ༭.  )
Ӣ༭.  0
   ΪʲôҪһ롱ӳأΪõSQLָҪĿ
Ҫ룬ʱЩֶβ룬ԾáO档
    (8)˫޸ļ¼ť룺
.ӳ _޸İť_
. (޸İť.  ޸ļ¼)
Ϣ (ֱ޸ı༭,Ȼ󰴡  #  ޸ġ  #, 0, ޸ġ)
༭.ȡ ()
޸İť.  ޸ġ
.
. (ⲿݿ1.ִ (UPDATE chj SET =  '  ༭.  ',  =  '  ı༭.  ',  ѧ=  '  ѧ༭.  ',  Ӣ=  '  Ӣ༭.  '   WHERE ѧ=  ѧű༭., )  )
Ϣ (޸ʧܣ, 0, ʧܡ)
.
Ϣ (޸ĳɹ, 0, ɹ)
ⲿݿ1.²ѯ¼
޸İť.  ޸ļ¼
    9˫ɾ¼ť룺
.ӳ _ɾť_
. (Ϣ (ɾǰ¼밴  #  ǡ  #, 4, ɾ)  5)
. (ⲿݿ1.ִ (DELETE * FROM chj   WHERE ѧ=  ѧű༭., )  )
Ϣ (ɾʧܣ, 0, ʧܡ)
.
Ϣ (ɾɹ, 0, ɹ)
ⲿݿ1.²ѯ (¼)
ɾť.  ɾ¼
ʾ¼ ()
     (10)ѯ¼
     һڣһб򡱡༭򡱡Ͽ򡱺͡ťΪ
5ĿѧšġѧӢͼ12-26ʾ
ͼ12-26ѯڽ
     ˫_ڡСҼ¼ť룺
.ӳ _Ҽ¼ť_
 (ѯ, , )
     лѯڡ˫ѯڡеġʼҡť룺
.ӳ _ʼҰť_
_.ⲿݿ1.׼¼ (¼)
. (ұ༭.  )
Ϣ (㻹ûѡĿ, 0, )
.
. (Ͽ1.ѡ  -1)
Ϣ (㻹ûѡ͡, 0, )
.
 . (Ͽ1.  )
¼  _.ⲿݿ1.ѯ (select * from ɼ where   Ͽ1.  =  '  ұ༭.  ')
.
¼  _.ⲿݿ1.ѯ (select * from ɼ where   Ͽ1.  =  ұ༭.)
.
_.ⲿݿ1.²ѯ (¼)
ʾ¼ ()
_.ⲿݿ1.رռ¼ (¼)
    óУҲһʾ¼ӳҵļ¼ʾбУ
ӳ£
.ӳ ʾ¼
б1. ()
.жѭ (_.ⲿݿ1.β¼ (¼)  )
б1.Ŀ (ȡı (ı (_.ⲿݿ1. (¼, 1))  ȡհı (7), 7)  ȡı (ı (_.ⲿݿ1. (¼, 2))  ȡհı (10), 10)  ȡı (ı (_.ⲿݿ1. (¼, 3))  ȡհı (10), 10)  ȡı (ı (_.ⲿݿ1. (¼, 4))  ȡհı (10), 10)  ȡı (ı (_.ⲿݿ1. (¼, 5))  ȡհı (10), 10), )
_.ⲿݿ1.һ¼ (¼)
.жѭβ ()
3гʹøóAccessݿ⡰ѧmdbвͼ12-27
ʾ
    ͼ12-27Accessݿв
̲μСaccessݿe
--------------------------------------------------------------------------------------------
12.6 SQL Server ݿ
12.6.1 SQL Server
    Microsoft SQL ServerMicrosoft˾һǿĿͻƽ̨
ܹΪֻݿӦṩ
    SQL Server 2000ɣͿͻ˹ߡ
    1
    SQL ServerķWindows(Windows Services)ʽеġһ
ΪSQL ServerWindows(ҹעOLTPʱOLAP)ֱ
ǣMS Sql ServerDTC Distributed Transaction coordinatorSQLServerAgentSearch Service.
    MSSqlServerõķ  һݿ⹦ܶṩģļ
ѯݴ洢ȣDTCǷֲʽЭֿ֧Խĸ²
֤ԣSQLServerAgentSQL ServerԶҪSQL Server
ָʱִĳһ洢̣ҪõˣSearch ServiceȫĲѯ
ȫļĹ
    2ͻ˹
    SQL Server 2000ĺ۵ЩûֱӽӴȴ
ǣǿͻ˹ߡ棬ͻ˹û棬ศɵġ
    һSQL Server 2000Ŀͻ˹ߵЩҵѯ
¼̽ͻʵùߡʵùߡ͵
( DTS)ȵȡ
    ͻ˹߹׵ģͻ˹Ҫ򵥵ʽ
ķĹܣͿͻ˹ɢģ˵׻ǲ
ͬһ򣡿ͻ˹ҪͨҪһЩͨѶĶ̬ӿ⣬SQL
 Server 2000ͨѶֶ֧Э飬TCP/IPܵȡ
    ֻҪͻ˹빦ǼݵģͿͨһЭӣ
ֻҪԼĻװһ׿ͻ˹ߣͿصSQL ServerȻ
ҪԷ㹻Ȩޡ
    ʾװSQL Server 2000ʵϾǰװͿͻ˹ߡȻ
ѡͬʱװͿͻ˹ߣֻװеһֻѡװ
ٵĶ
    3汾
    SQL Server 2000кܶ汾ҵ桢桢׼桢˰ȡÿһ汾
Ŀͻ˹߻һģЩͬڰװSQL Server֮
ǰο12-7ϵͳSQL Server汾ݱݲϵͳѡʵSQL
Server汾
ϵͳWindows 2000 NT4(sp5) ҵ棺֧ 棺֧ ׼棺֧ ˰棺֧֡
ϵͳWindows 2000 professionalNT4 workstation(sp5)windows XP ҵ棺֧ 棺֧ ׼棺֧ ˰棺֧֡
ϵͳWindows98windows Me ҵ棺֧ 棺֧ ׼棺֧ ˰棺֧֡
--------------------------------------------------------------------------------------------
12.6.2 SQL Server 2000װ
    SQL Server 2000İװǷǳܻģûֻҪʾѡĬ
Ա׼ΪѡһЩҪע趨н⡣
    ȽSQL Server 2000 Ĺ̷Զְװ棬ͼ 12-28ʾ
    ͼ12-28 SQL Serverװ
    ѡ񡰰װSQL ServerڽĽѡ񡰰װݿѡ
ԶSQL Serverİװ򡣰װУʼĶԻʹĬѡ
һť֤֡Э顯ڣǡťڽ
װ塱ڣѡ񡰷Ϳͻ˹ߡѡȻһťͼ
12-29ʾ
    ͼ12-29װ
    ᵯʵڣ״ΰװֱѡĬʵϵͳ
ʾ룬֮һȻᵯװ͡ڣѡ񡰵͡װ
ͼɣĬϰװλãͼ12-30ʾ
    ͼ12-30װ
    ᵯ˻ڣΪ趨ʽ񣬷ֱ
SQL ServerSQL ServerҲϵͳԡϵͳ˻ǣͼ12-31
ʾ
    ͼ12-31ѡ˻
  ֤ģʽڣѧֱѡģʽ֤ÿ뼴
ͼ12-32ʾ
ͼ12-32֤ģʽ
    ĴڶʹĬãֱӵһť͡ťȻSQL Sever
ʼװװϺ󣬵ɡť
--------------------------------------------------------------------------------------------
װϣҪȷݿǷѾ
1
(1)ڡѡ񱾻SQL Serverʵƣ
(2)ڡѡSQL Server(MSSqlServer);
(3)¡ʼťMSSqlServer
(4)ͼ12-33ʾ
    ͼ12-33 MSSqlServer
2ҵ
򿪡ҵչݿⱾSQL ServerʵڵݿԻԷ
SQL ServerѾԶװݿ⡣ͼ12-34ʾ
ͼ12-34Զװݿ
    masterݿ¼SQL ServerϵͳϵͳϢ
    tempdbݿⱣеʱʱ洢̡
    modelݿΪûݿṩģ塣
    msdbݿ⹩SQL ServerȾҵԼ¼ֲ
    northwindpubsʾݿ⣬ԺҪʾ
    northwindpubs֮⣬ĸݿⶼSQL Serverάģһ
Ҫû
    3ݿ⼰
    SQL ServerУʹҵݿͱ
    SQL ServerݿԽҵеݿϣȻ
ڵ˵ѡ½ݿ⡱ͼ12-35ʾ
    ͼ12-35ݿ
    ½ݿ⡱󣬻ᵯݿԡԻڶԻҪ
ơͼ12-36ʾ
ͼ12-36ݿ
    һѧϢݿ⣬潫Զݿв
ݿԡеġļѡڡݿ⡱ļӼ
ݿⱣĿ¼ļͼ12-37ʾ
    ͼ12-37ݿⱣļĿ¼
    ݿļΪѧϢ.MDF"Ŀ¼ΪC̡
ȷťͿԴһµݿˡ
    Ҫ½ݿдһ±չ̨½ġѧϢ
ݿ⣬ѡСȻбеҽѡ񵯳˵еġ½
ͼ12-38ʾ
    ͼ12-38½
    ѡ½󣬵һñĴڣڸô½ֶ
εͼԡͼ12-39ʾ
    ͼ12-39
    ֶκرմڣᵯǷ񱣴桱Ϣ򣬵ǡȻڽ
ıΪѧϢ
    бҵ½ı½ϵҼȻѡ񵯳˵С
СᵯӼ¼ڣڴмһЩ¼ͼ12-40ʾ
    ͼ12-40м¼
    ¼رմڣSQL ServerԶ¼
--------------------------------------------------------------------------------------------
12.6.4ʹԲSQL SERVERݿ
    ʹеⲿݿSQL Serverݿвǰʹáⲿ
ݿ⡱͡ⲿݿṩߡAccessݿйʹͬҲԶSQL
Serverݿвһáݿӡ͡¼SQL Server
ݿв
    棬ʹԶԡѧϢݿв
½һ׳򣬳ͼ12-45ʾ
    ͼ12-45
    Уˡݿӡ͡¼1б
бġ͡Ϊб򡱣ڡС
ͼ5УǴϤġǩ༭򡱺͡ť
жťġơԸΪ书ܶӦơ
    ڶSQL ServerݿвǰҪɹSQL Serverݿ⣬ԣ
һ˫ SQL Serverťڡ_Ӱť_ӳ룺
.ӳ _Ӱť_
. (ݿ1.SQLServer (192.168.0.66, ѧϢ, users, 123456)  )
. (¼1. (ݿ1)  )
Ϣ (ӳɹ, 0, )
.
Ϣ (¼ʧܡ, 0, )
.
.
Ϣ (ʧܡ, 0, )
.
    УʹSQL ServerݿȱʡûsaΪաáݿӡ
ġSQL ServerķSQL Serverݿ⣬ڳɹӺʹá¼
ӡ¼͡ݿӡڷĲ
ֱдݿӡơ
    ע⣺SQL ServerݿҲʹáݿӡġӡ
    ڶ½һСӳ̬ĸбУڳִ
вѯSQL䣬ѯļ¼һȫֶΣԣÿóбʾ¼ǰ
ȸбȫɾȻ¼У¼мֶΣΪб
뼸С£
.ӳ С
.ֲ ѭ, ͡
б1.ȫɾ ()
.ƴѭ (б1.ȡ (), ѭ)
 б1.ɾ (0)
.ƴѭβ ()
.ƴѭ (¼1.ֶѭ)
.б1. (-1¼1.ȡֶ(ѭ - 1), , , , )
.ƴѭβ()
    Уʹ2ѭһѭɾУһѭУ
еʱá¼ġȡֶ÷صֶб
б⡣
    ½һʾ¼ӳ򿪵ļ¼ʾڳбУ
ӳ£
.ӳ ʾ
.ֲ ѭ, ͡
.ֲ , ͡
.ֲ ı, ı͡
.ֲ , ͡
¼1.׼¼ ()
.жѭ (¼1.β¼  )
.ƴѭ (¼1.ֶ, ѭ)
. (¼1.ȡֶ (ѭ  1)  )
. (¼1.ȡֶ (ѭ  1)  #ֶ)
¼1. (ѭ  1, )
. (ѭ  1)
б1. (, ı (), , , , )
.
б1.ñ (, ѭ  1, ı ())
.
.
¼1.ı (ѭ  1, ı)
. (ѭ  1)
б1. (, ı, , , , )
.
б1.ñ (, ѭ  1, ı)
.
.
.
ѭ ()
.
.ƴѭβ ()
¼1.һ ()
    1
.жѭβ ()
    ڡ¼ص̶ֶԳʹˡƴѭ()"
ʾǰ¼ֶݣʹˡ¼ġֶԣֶ
涨ƴѭ()ѭ
    ¼¼ʱҪעֶεֶͣѡ񡰼¼
ıֶáı()ֶá()
    ˫ʾ¼ťڡ_ʾ¼ť_ӳ룺
.ӳ _ʾ¼ť_
¼1. (ѧϢ, #ݱ)
 ()
ʾ ()
    á¼ġ򿪣ѧϢ򿪣áʾ¼
ӳ򣬽򿪵ıʾڳбС
    Ĳ˫ӿռ¼ťڡһӿռ¼ťһӳ
룺
.ӳ _ӿռ¼ť_
¼1. (ѧϢ, #ݱ)
Ϣ (ѡ (¼1. (), ӳɹ, ʧܡ), 0, )
    岽˫ťڡһťһӳ룺  
.ӳ _ť_
¼1. (ѧϢ, #ݱ)
¼1.Ƶ (ֵ (༭3.))
    ʹˡ¼ġƵ()Խ¼ĵǰ¼ָƶָ
¼
    ˫ɾ¼ťڡһɾ¼ťһӳ룺             
.ӳ _ɾ¼ť_
¼1.ɾ (1)
    ɾ()Ĳѡl3ѡlɾǰ¼ѡ3ɾ
ȫ¼
߲˫һִСťڡһִаťl_ӳ룺
.ӳ _ִаť1_
. (ݿ1.ִSQL (༭1.)  )
Ϣ (ִгɹ, 0, )
.
Ϣ (ִʧܡ, 0, )
    УáݿӡġִSQL()ִSQL䣬÷ֻ
Ƿִгɹ
    ڰ˲˫ڶִСťڡ_ִаť2_ӳ룺
.ӳ _ִаť2_
¼1. (༭2., #SQL)
 ()
ʾ ()
    ¼򿪲ѯSQL䷵صļ¼áʾ¼ӳ򽫲ѯ
ʾڡбС
    гSQL Serverݿ⣬ӳɹ󣬿ʹðť鿴ѧ
Ϣݣһǰ潲SQLݿиֲͼ12-46
ʾ
ͼ12-46ʹ׳soL Serverݿ
̲ο̡SQL Serverݿ⣮e
--------------------------------------------------------------------------------------------
12.7 MYSQLݿ
    MYSQLһ̵߳ģʹýṹѯ(SQL)ݿMYSQLִ
ܸߣٶȿ죬ǳ򵥣һ֧Linuxϵͳ
    MYSQLWindowsƽͼ12-47ʾ
ͼ12-47 MYSQL
ݿⴰͼ12-48ʾtestݡ
ͼ12-48 MYSQLݿ
--------------------------------------------------------------------------------------------
12.7.1 MYSQL
    1ӷ
    Windows2000ϵͳ˵MYSQLΪıģʽ
Ҫһ׼
    (1)ϵͳsystem32Ŀ¼µcmd.exemysqlװĿ¼
    (2)cmd.exeʾ
    ӷʽ  mysql -h ַ -u û -p û
    (3)ӵϵMYSQL
    ʾڣmysql-h localhost-u root-pسʾ룬
հװMYSQLûrootûģֱӻسɵ¼MYSQLˣ
MYSQLʾǣmysql>ͼ12-49ʾ
    ͼ12-49DOSӵMYsoL
  (4)ӵԶϵMYSQL
    ԶlPΪ110.110.110.110ûΪrootΪabcd123

mysql -h 110.110.110.110 -u root -p abcd123
    2Ͽ
    (1)˳MYSQL1quitس˳mysqlϿӡ
    (2)˳MYSQL2exitسصwindowsԶϿmysql
    3鿴ݿ
    ʽshow databases;
    鿴ݿЧͼ12-50ʾ
ͼ12-50鿴MYsoLݿ
4ѡݿ
ʽuseݿͼ12-51ʾ
    ͼ12-51ѡݿ
5鿴
  ʽshow tables鿴Чͼ12-52ʾ
    ͼ12-52鿴
6鿴ṹ
ʽdescribe鿴Чͼ12-53ʾ
    ͼ12-53鿴ṹ
  7¼
  ʽinsert intosetֶ=ֵʾtestеļ¼
ͼ12-54ʾ
    ͼ12-54Ӽ¼
8
õһڽܵĳSQL䣬ԶMYSQLݿв糣õSQL
䣺
(1)ѯ䣺select,ʾtestеļ¼ͼ12-55ʾ
ͼ12-55鿴м¼
(2)޸ļ¼
ʽupdatesetֵwhere
(3)ɾ¼
ʽdelete fromwhere
(4)ݿ⣺
ʽcreate database
(5)
ʽcreate tableֶϢ
(6)ɾ
ʽdrop table
--------------------------------------------------------------------------------------------
12.7.2ԲMYSQLݿ
    3.6ƳԺṩMYSQLֿ֧⣬֧ͨ
⣬ֱӶMYSQLݿвҿֿ֧
ֿ֧Ͳ鿴ֿ֧ṩͼ12-56ʾ
    棬ͽһMYSQLݿ׳˽MYSQLֿ֧һ
Щ
    1½һ׳Ƴͼ12-57ʾ
    ͼ12-57MYsoLݿ̽
    ӵİťơԸΪ书ܶӦơ
    2˫MYSQLťڡһMYSQLťһӳ
룺
.ӳ _MySQLť_
. (MySQLť.  MySQL)
MySQL  MySql (, root, , , 0)
. (MySQL  0)
Ϣ (ӳɹ, 0, )
ʾݿ ()
MySQLť.  Ͽ
.
Ϣ (ʧܡ, 0, )
.
.
ϿMySql (MySQL)
MySQLť.  MySQL
 ()
    ڲMYSQLݿǰҪʹáMySql()Ʃӵָݿ⣬
к󷵻һMYSQLMYSQLݿвҪͨþ
СﴴˡΪMYSQLͳ򼯱Уڳɹ
ӵͽMYSQLťıΪϿԵťıΪ
ʱͻСϿMySql()Ͽݿӡ
    õ2ӳʾݿ()͡()ʾݿ()
ʾеݿб()ӳڶϿݿ󽫳ָ
ʼ״̬£
.ӳ ա
б1.ȫɾ ()
.ƴѭ (б1.ȡ (), )
б1.ɾ (0)
.ƴѭβ ()
б1. ()
1.  ûݿ⡱
ѡݿⰴť.  ѡݿ⡱
ѡť.ֹ  桿
.ӳ ʾݿ
.ֲ ѭ, ͡
.ֲ ݿ, ı͡
б1. ()
. (ȡб (MySQL))
¼  ȡ¼ (MySQL)
.
.ƴѭ (ȡ¼ (¼), ѭ)
ֵֶ (¼, 0, ݿ)
б1.Ŀ (ݿ, ѭ)
һ (¼)
.ƴѭβ ()
1.  ǰݿС  ı (ȡ¼ (¼))  
ѡť.ֹ=桿
б1.ȫɾ ()
ͷż¼ (¼)
    ȡб()ȡǰԲݿصļ¼
Ҫͨȡ¼()ȡá
    ȡ¼()ȡõǰصһ¼ľԼ¼Ҫ
þԳжһΪ¼ͳ򼯱
    ֵֶ()ȡ¼ֶָεֵһѭ
ݿʾбС
    ȡ¼()ȡ¼еļ¼һ()
ǰ¼ָһ¼
    һ¼ҪʹʱҪʹáͷż¼()ͷţ

    3˫ѡݿ⡱ťڡ_ѡݿⰴť_ӳ
룺
.ӳ _ѡݿⰴť_
. (ѡݿⰴť.  ѡݿ⡱)
. (б1.ѡ  -1)
MySQL  MySql (, root, , б1.ȡĿı (б1.ѡ), 0)
.
Ϣ (ѡݿ⡱, 0, )
 ()
.
. (MySQL  0)
ʾ ()
ѡť.ֹ  ١
.
Ϣ (ѡݿʧܡ, 0, )
.
ѡݿⰴť.  ʾݿб
.
ʾݿ ()
ѡݿⰴť.  ѡݿ⡱
    Уѡһݿ󣬾MySqlݿ⣬ǰ
ݿΪбѡݿ⡣
    õһӳʾ()ӳʾѡݿ
ٸ£
.ӳ ʾ
.ֲ ѭ, ͡
.ֲ , ı͡
б1. ()
 (ȡб (MySQL))
¼  ȡ¼ (MySQL)
.
.ƴѭ (ȡ¼ (¼), ѭ)
ֵֶ (¼, 0, )
б1.Ŀ (, ѭ)
һ (¼)
.ƴѭβ ()
1.  ǰݿб  ı (ȡ¼ (¼))  
ͷż¼ (¼)
    Уʹˡȡб()ȡǰݿеı
صļ¼Ҫáȡ¼()ȡá
    4˫ѡťڡһѡťһӳ
룺
.ӳ _ѡť_
ǰ  б1.ȡĿı (б1.ѡ)
ͷż¼ (¼)
ִSQL (MySQL, select * from   ǰ)
¼  ȡ¼ (MySQL)
ʾ¼ ()
    Уʹһıͳ򼯱ǰŵǰı

    ִSQL䡱ִһΡSQL䣬ִвѯ䣬صļ
¼Ҫͨȡ¼()ȡá
    еˡʾ¼()ӳ򣬸ӳǰ¼еļ¼ʾڳ
бУ£
.ӳ ʾ¼
.ֲ ѭ2, ͡
.ֲ ֶ, ı͡
.ֲ ѭ1, ͡
.ֲ ȡֶκ, ͡
б1.ȫɾ ()
.ƴѭ (б1.ȡ (), )
б1.ɾ (0)
.ƴѭβ ()
.ƴѭ (ȡֶ (¼), ѭ1)
ŵֶ (¼, ѭ1  1, ֶ)
б1. (-1, ֶ, , , , )
.ƴѭβ ()
 (¼)
.ƴѭ (ȡ¼ (¼), ѭ1)
ȡֶκ  0
.ƴѭ (ȡֶ (¼), ѭ2)
ֵֶ (¼, ȡֶκ, ֶ)
ȡֶκ  ȡֶκ  1
. (ѭ2  1)
б1. (, ֶ, , , , )
.
б1.ñ (ѭ1  1, ѭ2  1, ֶ)
.
.ƴѭβ ()
һ (¼)
.ƴѭβ ()
    ڼ¼е̶ֶӳȽбɾȻ
¼С
    ()ǰ¼ָ¼׼¼λá
    ȡֶ()ȡǰ¼еֶ
    5˫ݿ⡯ťڡһݿⰴťһӳ
룺
.ӳ _ݿⰴť_
.ֲ ݿ, ı͡
 (, Ҫݿ, , ݿ, #ı)
 (MySQL, ݿ)
ʾݿ ()
ѡݿⰴť.  ѡݿ⡱
    ʵ˵¡ݿ⡱ť󣬾͵һ
ݿ()ѾӵMYSQLдһ
ݿ⡣
    6˫ɾݿ⡱ťڡ_ɾݿⰴť_ӳ
룺
.ӳ _ɾݿⰴť_
. (б1.ѡ  -1)
. (Ϣ (ȷҪɾݿ⣿, #ѯͼ  #Ƿť, )  #ť)
ɾ (MySQL, б1.ȡĿı (б1.ѡ))
ʾݿ ()
.
 ()
    ɾ()ɾָݿ⡣¡ɾݿ⡱ťȵ
һϢѯǷɾݿ⣬ǡɾݿ⡣
    7˫ɾťڡ_ɾť_ӳ룺
.ӳ _ɾť_
ǰ  б1.ȡĿı (б1.ѡ)
Ϣ (ѡ (ɾ (MySQL, ǰ), ɾɹ, ɾʧܡ), 0, )
ʾ ()
  áɾ()ɾָıУʹѡɾ
()棬ɹɾϢʾɾɹʾɾʧܡ
  8˫ɾм¼ťڡһɾ¼ťһӳ
룺
.ӳ _ɾ¼ť_
. (Ϣ (Ƿȷɾ, #ѯͼ  #Ƿť, )  #ť)
ɾ¼ (MySQL, ǰ, )
ͷż¼ (¼)
.
ʾ¼ () 
     Уʹˡɾ¼1дMYSQL2
дı3ɾļ¼Ϊգɾм¼
ҲԸòһʽɾָ¼ɾnumber"
εڡ2ļ¼ʹô룺
ɾ¼MYSQLǰnumber=2
  9һ´ڣָ¼ƶΪҴڡ
ͼ12-58ʾ
    ͼ12-58Ҵ
    1Ͽʾǰеֶ2Ͽме༭
дҵݡ
    ˫Ҵڡڡ_Ҵ_ϡӳ룺
.ӳ _Ҵ_ϡ
.ֲ ѭ, ͡
.ֲ ֶ, ı͡
.ƴѭ (ȡֶ (_.¼), ѭ)
ŵֶ (_.¼, ѭ  1, ֶ)
Ͽ1.Ŀ (ֶ, )
.ƴѭβ ()
    ʹ1ƴѭ¼еֶӵϿС
    Ȼ˫Ҵڡеġʼѯťڡһʼѯťһӳ
룺
.ӳ _ʼѯť_
ͷż¼ (_.¼)
_.¼  Ҽ¼ (_.MySQL, _.ǰ, *, Ͽ1.ȡĿı (Ͽ1.ѡ)  Ͽ2.ȡĿı (Ͽ2.ѡ)  ༭1., Ͽ1.ȡĿı (Ͽ1.ѡ)     ѡ (Ͽ1.ѡ  1, ASC, DESC))
 ()
    ʹˡҼ¼()ĸʽ£
Ҽ¼MYSQL ֶ
    ֵһ¼иҪʹáȡ¼()
ȡü¼
    нҵĽڡһڡеġ¼С
    10ص_ڡ˫Ҽ¼ťڡ_Ҽ¼ť_
ӳ룺
.ӳ _Ҽ¼ť_
 (Ҵ, , )
ʾ¼ ()
11˫ûťڡ_ûť_ӳ룺
.ӳ _ûť_
.ֲ û, ı͡
.ֲ , ı͡
 (û, , , û, )
 (롱, , , , )
Ϣ (ѡ (û (MySQL, , û, , *, *, #Ȩ), ɹ, ʧܡ), 0, )
    ʹˡû()һûʹ2봴
ûû롣
    û()ĸʽΪ
ûMYSQL û룬Ȩޣ
    ԸҪ涨ûԲݿ⼰
    12˫ִаťڡ_ִаť_ӳ룺
.ӳ _ִаť_
ͷż¼ (¼)
ִSQL (MySQL, ༭1.)
¼  ȡ¼ (MySQL)
ʾ¼ ()
    г򣬲鿴Чͼ12-59ʾ
ͼ12-59MySqlʹ.eЧ
    ̲μ̡MySqlʹe
    ֻʹ˲MYSQLֿ֧еĳнܣԸ
  ʹãͲһһˡ
--------------------------------------------------------------------------------------------
12.8 С
  ݿǴұʹĹߣֹ֧ͨõODBCADOݿ
Э飬еⲿݿ⣬MYSQL. Sql ServerOracleSybase
ⶼԱԳʡͨµѧϰҿԴ˽ODBCADOĲ
ʽ
    MYSQLݿΪԴݿϵͳΪȫҹǿ
жMYSQLݿֱӵķ֧֣ͨκݿЭ飩ٶȽϿ죬
ڰװ뷢Ǵݿ⿪ߣҲ֧Linuxϵͳƽ̨
˳Ϊƽ̨ݿѡߡ
  ҲԽϰ
  1ϰODBCADOֶݿĲʽ
  2űϰAccessݿĽ
  3űϰװSQL Server 2000Աдв
  4űϰװMYSQLԱдв
  5дLinuxϵͳMYSQL
--------------------------------------------------------------------------------------------
ʮ APIĵ
--------------------------------------------------------------------------------------------
13.1 API
    WindowsһϵͳЭӦóִСڴ͹ϵͳ
Դ֮⣬ͬʱҲԿһܴķġͨĵĸַ
԰ӦóʵֿڡͼΡʹܱ豸ȹܡЩĶ
Ӧó(Application)ʵֵõĽӿں֮ΪӦóӿ(Application
Programming Interface)ơAPI
    APIWindowsṩӦóϵͳĽӿڣԱڲͬı
ԻжAPIеãԱƳʺWindows9x/WindowsNT/WindowsXPϵ
ͳĸӦó򡣱Ҫ⡰WIN32 APIҲMicrosoft Windows 32λƽ̨
APIӿڵӦá
    ׷APIķչ̣Windowsϵͳʼռλʱ򣬿Windows
ƽ̨µӦóΪʱWindows򿪷һȽϸӵĹʹ
õӦóӿΨAPIԳԱೣõAPIҪ
Windowsϵͳ˽⡣ĲϷչڶ˾
Windowsƽ̨ϵĿӻ̲ԡVBDelphiȣ
Щӻ̻򵥣ѺãװೣõAPI
ҷĲЩ⣬Ա԰Ҫ
幦ܵϣعעײ㼼ϸڣԼWindows
ӦóĿٶȡ
    ȻʹӦóĿ򵥵Ķֻ࣬ṩWindowsһ㹦ܲ
ڱȽϸӺĹ˵ʹеܾ޷ʵ֣ʱȻ
Ҫ漰ֱӵAPI
    APIĵãԱֻ˽⺯бȻǰȷ
ı̹ŵָĳоͿˡڵúʱӦʵ
ʵDLLеĲһ£޷С
--------------------------------------------------------------------------------------------
13.2 APIĶ
ڿӻУҲ֧ͬAPIĵáһͬ˽һ£
ζAPIġ
    WindowsУAPIλDLL̬ӿ⣩ļСΪ˱ڱ
Ա⣬ѵAPI֮ΪDLL
    ڡ˫DLLѡڴƹеҼӵ
Ĳ˵ѡDLL˵ͼ13-1ʾ
    ͼ13-1½DLL
    ˫DLLѡ֮ѡ񡰲롱˵еġеԪCtrI+N
ݼͬ½һDLLͼ13-2ʾ
    ͼ13-2ӡ롱˵ġеԪDLL½
󣬻ڴƹгһDLLĶܣͼ13-3ʾ
ͼ13-3 DLL
    ֻҪҪд񣬾DLLĶ塣
    һ˵иݺ壺
    DLLǰDLL׳еʹƣԱж塣ʹ
ΪDLLԺڳпֱʹôƣ൱ʹ˶Ӧ
DLLжӦ
    ֵͣDLLֵͣΪϵͳͻֽڼ
͡
    ע޸뵱ǰDLLصıעϢ
    DLLļ嵱ǰDLLڶ̬ӿļָļ
ϵͳĬKerne132. dllGdi32. dllUser32. dllMpr. dllAdvapi32. dllShe1132. dll
WindowsϵͳĻӦó溯(API)Ѱָע⣺ﲻҪ
DLLļ·кԶλDLL⣨˳ΪEXEĿ¼ǰ
Ŀ¼ϵͳĿ¼ϵͳװĿ¼
    DLLжӦ嵱ǰDLLڶ̬ӿеƣָ
ϵͳĬϵͬڡDLL
    ޸ĵǰDLLƣ
    ͣӦʵʵDLLһ£Ϊ顢
ڡڵԪ˵
    ַĳЩAPIĲַָֻܽñΪʵֲ
ַָݡ
    飺õǰDLLǷΪݡ
--------------------------------------------------------------------------------------------
13.3 APIӦ
    Windowsϵͳ׼API뵽չΪDLLļWindows9xУDLLļ
һ㱻ϵͳĿ¼µWindows\SystemĿ¼УWindows2000ϵͳд
WinNT\System32Ŀ¼СڵԼͻͽĽ죬ܶ˾ΪWindowsϵͳ
ⲿAPIԱڿУȿԵWindowsϵͳԴAPI
ҲԵWindowsϵͳⲿչAPI
    ˽⡰DLLһЩ֮󣬴ҾͿжAPIеã
һɳĲˡ
    ڲAPI -ָϵͳԴDLLеAPIϵͳװͿԵõģ
WindowsԴDLLļⲿAPI -ָ˾ṩDLLļҪⰲ
װӦĿ¼¡ѧϰڲAPI
--------------------------------------------------------------------------------------------
13.3.1 ڲAPI
  һ
  APIʵֺܶЧʹ3DLLʵִ嵭뵭
Чʵ
1ԣ½һ׳ͼ13-4ʾ
ͼ13-4 ½һ׳
2.ڡ_ڡһͼ 13-5 ʾ
ûӦֵ
򣺺 ̶ͣ/ҡ
λ̶ֵ1   Сλã0
λã255 λã255
ͼ13-5ӻӦ
    3˫еġDLLѡڴƹеҼ
˵ѡDLLѡ½DLLڵAPI
    4APIز
    ˽һõ3API
    GetWindowLongA:ָڵĽṹȡϢ
    SetWindowLongA:ָڵϢ
    SetLayeredWindowAttributes:ô͸ɫ
    WindowsеAPIкܶ࣬кܶAPIİĵо˳
APIָϡʹAPI֮ǰȴһAPIİĵԱ
ѯ֮á׹ҲмȫAPIİĵͼ13-6ʾһ
APIİĵ
ͼ13-6 APIĵ
    ԡGetWindowLongAΪVBΪ
  Declare Function GetWindowLong Libuser32AliasGetWindowLongA(ByVal hwnd As Long, ByValnlndex As Long) As Long
  GetWindowLongǺƣuser32"ΪڵDLL-ļƣ
ɱ޸ģ޸ģDLL޷ҵָDLL⣩GetWindowLongA
DLLжӦByVal hwnd As LongByVal nlndex As Longhwnd͡nlndex"ָDLLʹõĲƣɱ޸ģλҪһ£СByVal
ԡֵڡַʽݲÿġAs longָǲ
ͣġAs LongDLLֵ͡
    еġ͡VBеġlongӦ
    3DLL£
.DLL GetWindowLong, , , "GetWindowLongA"
. hwnd, ͡
. nIndex, ͡
.DLL SetWindowLong, , , "SetWindowLongA"
. hwnd, ͡
. nIndex, ͡
. dwNewLong, ͡
.DLL SetLayeredWindowAttributes, , , "SetLayeredWindowAttributes"
. hwnd, ͡
. crKey, ͡
. bAlpha, ͡
. dwFlags, ͡
    5ص_ڡ˫Զ__ϡӳȻ½
һ͵ӳRet
    ӳ룺
.ֲ Ret, ͡
Ret  GetWindowLong (ȡھ (), -20)
Ret  λ (Ret, 524288)
SetWindowLong (ȡھ (), -20, Ret)
SetLayeredWindowAttributes (_.ȡھ (), 0, 255, #LWA_ALPHA)
   6.ص_ڡѡ񡰻ڻ¼бѡλñı䡱
¼_1_λñı䡱ӳ룺
.ӳ _1_λñı䡿
SetLayeredWindowAttributes (_.ȡھ (), 0, 1.λ, #LWA_ALPHA)
    7¡F5гȻ϶Կ彥͸ֱ
ȫ͸ͼ13-7ʾ
    ͼ13-7к󴰿ڵ뵭Ч
DLLеġDLLҲƴԭеӢơ
̶
    ٿһӺرմڵִ̡ļһ
Ϊplay. exeһΪstop. exeͨplay. exeڵľ͸
õstop. exestop. exeӺݾرplay. exeڡ
    1.½һ׳˫_ڡ棬롰__ϡӳ
룺
.ӳ ___ϡ
 (STOP.EXE    ı (_.ȡھ ()), , )
ע⣺УSTOP. EXEһո
2ѡ񡰱롱˵µġ롱򣬱ļΪplay. exe
3.½һ׳ڡ_ڡһʱͼ13-8ʾ
    ͼ13-8ڡһڡһʱ
    4½DLLдӦAPIϢ
    ڱ̵stop. exeõAPIֱIsWindowSendMessage
ںϸ˵ᵽAPIķв鿴ڴ˳ʹ
һʱͨʱġʱڡ¼ƹرմڵʱ
    API˵
    IsWindow:жһھǷЧֵΪLongɹط
ʧܷ㡣
    SendMessage:ϵͳϢϢϣú᷵ء
ֵΪLongֵĶɾϢ
.DLL Ϣ, , , "SendMessageA", , ӦSendMessageA
. hwnd, ͡
. wmsg, ͡
. wparam, ͡
. lparam, ͡
.DLL ھǷЧ, , , "IsWindow", , ӦIsWindow
. hwnd
    5˫_ڡ壬ƹڴڳ½һı
򼯱Сڡ__ϡӳ´롣
. ڳ1
.򼯱 , ı, , "1"
.ӳ ___ϡ
ȡ ()
. (ȡԱ ()  0)
ʱ1.ʱ  3  1000  ' 3Ӻرմڣ
.
ͼ (#Сͼ, Զرմڡ)
    6ص_ڡ棬˫ʱڡ_ʱ1_¼ӳ
´룺
.ӳ _ʱ1_¼
ʱ1.ʱ  0
. (ھǷЧ (ֵ ( [1]))  0)  ' Ǵھ
Ϣ (ֵ ( [1]), 16, 0, 0)
.
ͼ ({  }, )
 ()
7ѡ񡰱롱˵µġ롱򣬱ļΪstop. exe
8бõplay. exe򣬿Կ3Ӻ󴰿ڱstop. exeԶرա
    play. exeóstop. exeҴplay. exeھstop. exe
stop. exeյplay. exeھʹʱAPIر
play. exeڣҲ˳stop. exeС
--------------------------------------------------------------------------------------------
13.3.2 ⲿAPI
    ǵⲿDLLеAPIʵһ껬ˮЧ
    ҪʹõһⲿDLL⣬ԣڱдǰȴн
WaterDll.dllͼOl.bmpļԳĿ¼¡
    ҪõϵͳDLLuser32.dllеGetDCLoadlmage3ⲿ
DLLе
    1½һ׳ڡ_ڡһʱͼ13-9ʾ
    ͼ13-9ڡ_ڡʱ
2APIز
.DLL ʼˮ, , "waterdll.dll", "WaterInit"
. λͼ, ͡
.DLL ȡ豸, , , "GetDC"
. ھ, ͡
.DLL ˮʱ, , "waterdll.dll", "WaterTimer"
. 豸, ͡
. Դ, ͡
. Դұ, ͡
.DLL ˮ궯, , "waterdll.dll", "WaterMouseAction"
. 豸, ͡
. Դ, ͡
. Դұ, ͡
. Ŀ, ͡
. Ŀұ, ͡
. 뾶, , , չ뾶
. , , , չȡ
    3˫ڴ壬Զɡ__ϡӳ򣮣ڡ__
ϡӳ´룺
.ӳ ___ϡ
.ֲ λͼ, ͡
.ֲ λͼ, 
ʱ1.ʱ  10
λͼ.ͼƬ_.ͼ
λͼ=λͼ.ֵԣHandle,
ʼˮƣλͼ
    4.˫ʱڡ_ʱ1_¼ӳ´룺
.ӳ _ʱ1_¼
ˮʱ (ȡ豸 (_.ȡھ ()), ͼƬ, ͼƬ)
    5ڵ¼ѡѡλñƶѡڡһһ
λñƶӳ´룺
.ӳ ___λñƶ, ߼͡
. λ, ͡
. λ, ͡
. ܼ״̬, ͡
ˮ궯 (ȡ豸 (_.ȡھ ()), ͼƬ, ͼƬ, λ, λ, 5, 80)
    ڵ¼ѡѡ¡ѡڡ__
¡ӳ´룺
.ӳ ___, ߼͡
. λ, ͡
. λ, ͡
ˮ궯 (ȡ豸 (_.ȡھ ()), ͼƬ, ͼƬ, λ, λ, 60, 500)
    6гڴƶ꣬ͿԿˮЧˡͼ13-10ʾ
ͼ13-10껬ˮЧ
--------------------------------------------------------------------------------------------
13.4 С
    APIɲϵͳṩʵһʵֵĹܡ
    ѧϰҪĿȿAPIֲе˵ֻЩAPI˵
ԸõʹǣЩAPIֲءȷʹAPIӢĵ
APIʹãȫı̡
    ҲԱд׼̬ӿ⣨DLLļЩרŵ½ϸܡ
    һԽµϰ
    1ѧϰдµˮЧ̡
    2һݱȽȫAPIĵѧϰʹá
    3ʹAPIģ̰¡Win+Dģƶĳ
--------------------------------------------------------------------------------------------
ʮ ģ
--------------------------------------------------------------------------------------------
14.1 ģ    
    ڴĿĿУҪֹЭϵͳԿṩģ黯
֧֡ģ顱ͨʹģ飬ԱԽõĴװظʹ
õУṩڿʹãĿеĳһ֣
ȻĿķװ׶νЩģ֯һ
--------------------------------------------------------------------------------------------
14.2 ģĵ÷
    Ѿõģ飬ҪȷװϵͳкſԱáͨ
һ򵥵˽ģʹ÷
    ͨһģеӳ򿪡ļСԻ򣬲
ѡļе·ʾڱ༭С
    1ӡߡ˵ѡģͼ14-1ʾ
    ͼ14-1ѡ񡰹ߡ˵µġģ
2ڵġģԻУģ顱ͼ14-2ʾ
    ͼ14-2ģԻ
    3ڵģѡԻУѡļ.ecļģļ
̵ıĿ¼ҵͼ14-3ʾ
    ͼ14-3ģѡԻ
    4ģ鱻뵽ģԻУߵġģ顱бʾѱ
ģƣұߵġϢ򡯡ʾѡģϢȻ
ڳ򼯡ͼ14-4ʾ
ͼ14-4ģ֮ġģԻ
    5ڵġӿڳ򼯡УߵġӿڳбʾǸģ
ӿӳұߵġϢʾѡӿӳĵ÷˵
ͼ14-5ʾ
    ͼ14-5ӿڳ򼯡Ի
    6ԵĴ༭лԶɽӿڳ򼯡ģĳƣ
Ҳģļƣǰ汻Զϡһģһǣʾ˳ģ顣ͼ
14-6ʾ
.汾 2
. _ģ_ļ, , , ** ҪĴ˴ ļ.ec
.ӳ Ի, ı͡
. ھ, , ο, ڴھעⲻǿؼ
. ʾ, ı, ο
. ȡ, ı, ο, ѡʱ֡
' ** ӳϵͳԶתӦģʵ֣ɾ޸ġ
ͬʱڳҲԶһģ򼯡ͼ14-7ʾ
ͼ14-7Զģӿڳ
    ע⣺ģ򼯴Ϻ󣬿ֱʹøóеӳڱ׳ʱ
бʹõģһͬ롣
    7صһڡУһťһ༭ðť
ıΪԻ򡱡ͼ14-8ʾ
    ͼ14-8ڡһڡӵ
    8˫Ի򡱰ťڡһť1-¼ӳеģṩ
ӳԻ()деĲ
.ӳ _ť1_
༭1.  Ի (_.ȡھ (), ļ, )
    9¡F5Сڡһڡа¡Ի򡯡ťͼ14-9
ʾ
ͼ14-9кġһڡ    ͼ14-10ڡļСԻѡļ
ڵġļСԻѡļУȻ󵥻ȷͼ14-10ʾ
ڱ༭оͻʾѡļе·ͼ14-11ʾ
ͼ14-11ڱ༭ʾѡļе·
--------------------------------------------------------------------------------------------
14.3 ģĿ
    ʹ߿дԼҪģ飬Ȼеʹá˽
һģĴ
14.3.1 ģĿ
    1ӡ򡱲˵ѡ½ڡ½ѡWindowsģ顱
Ȼȷťͼ14-12ʾ
    ͼ14-12½һWindowsģ
༭ԻԶӳͼ14-13ʾ
.ӳ _ӳ, , , ڱӳзģʼ롿
_ʱӳ ()  ' ڳʼִϺòԴ롿
 (0)  ' ԸҪֵ
.ӳ _ʱӳ
' ӳԳãڿԻЧ뷢ǰϵͳԶգ뽫ԵʱڱӳС ***עⲻҪ޸ıӳơֵ͡
ͼ14-13ģ鿪Ӧӳ
    _ӳ򡱣ӳģĳʼ
    _ʱӳ򡱣ģ֮áڸӳдĳ룬ڵ
ԻЧڱģʱӳед뽫ᱻ뵽ģļС
    2.ڴ˳½һӳ򣬸ΪϢӳ򡱣Դ϶Թ
´룺
.ӳ Ϣӳ, , 
Ϣ (һģ顱, 0, )
    ע⣺УһҪԴ϶ԹʾǹĽӿڳ
    ڡ_ʱӳУ´룺
.ӳ _ʱӳ
' ӳԳãڿԻЧ뷢ǰϵͳԶգ뽫ԵʱڱӳС ***עⲻҪ޸ıӳơֵ͡
Ϣӳ򣨣
    3.F5УԿһʾһģ顱ıϢϢ
ͼ14-14ʾ
ͼ14-14еĽ
    4кԵĽȷɼдģӳΪģӿڣ
õӳֻӳġԴϹɡ
    д뱻װģУģʹֻܿӳĽṹ޷ĳ
롣
    һ򵥵ġģ顱ʹˡ
--------------------------------------------------------------------------------------------
14.3.2 ģı
    Уģ鴴ɺҪͨſɹ׳áһ
ģı̡
    1ڡߡ˵ѡ񡰳áѡͼ14-15ʾ
    ͼ14-15ѡ񡰹ߡ˵µġá
    2ڵġáԻдӦõݡͼ14-16ͼ14-17
ʾ
    ͼ14 -16áԻӵĳ
    ͼ14 -17áԻӵĳ
    3ѡ񡰳򡱲˵еġ롱ѡģб롣ڵı
ԻУļΪһģ顱ģļĺ׺ǡ.ecͼ14-18ʾ
    ͼ14-18ļԻ
    ڵġѯʡϢУʾģɹѯǷ񽫵ǰõģ
뵽ԳϵͳģУѡǡҲͨģԻ
е롣ڡģĵ÷½Ѿᵽͼ14-19ʾ
    ͼ14-19ѯʡϢ
  ע⣺
  1ɾģвʹõӳ⣬Ҫ޸ĳеκεطп
ᵼ±벻ͨ
    2.ɾĳģʹãֱɾΪģģ򼯼ɡ
    ģĹǣ½һ׳򣬵ģ飬ģӿڡ
_ڡзһť˫ť밴ť¼ӳУ
룺Ϣӳ򣨣УҿԿڵеİť
ᵯʾõϢڰťģеӳһʾ
ϢĲ
--------------------------------------------------------------------------------------------
14.3.3 ģĸдʵ
    ͨһ򵥵Ӹߴģıдܽ׳е
ӳдΪһģ飬Աʹá
    ԭһڴеĹߣдʹΪһģ飬
ҪӳзװȻ½һWindowsڳ򡱣ģ飬Ľӿ
еãʹԭ̵Чһ
    1ṩԳı̣eǸ̵Ч
ͼͼ14-20ʾ
    ͼ14-20ı̡Ч
ı̡йؼʹһıСԶӳ򣬲ִ
ʾ
.ӳ ı, ı, , һγıָС
. Ҫı, ı͡
. ÿ, , ɿ, Ϊգзвֱӷıݡ
. Ƿǿз, ߼, ɿ, Ϊǿа趨ȷСΪֻĸΪһСĬΪ١
. Ƿȫ, ߼, ɿ, Ƿ񽫰תΪȫ,Ϊռת
. ׿ֽ, , ɿ, ÿǰո,Ϊ,Ϊ0,ӿո
.ֲ ı, ı͡
.ֲ ʼλ, ͡
.ֲ ȡ, ͡
.ֲ ʼ, ߼͡
.ֲ λ, ͡
.ֲ ı, ı͡
    Ҿ͸ű齫Ϊģ飬ıСӳΪģӿӳ

    2󣬴ҿһļԱԭĳ
    3ӳġԴ϶ԹʾΪģĹӿӳ򣬹
á
    4Ȼͨ˵򿪡öԻ򡱣ģϢڡ͡
бѡWindowsģ顱Ȼ󵥻ȷͼ14-21ʾ
    ͼ14-21ģϢ
    5½һӳ򣬲Ϊӳ򡱣ֵΪ͡ӳ
ģرӳ򣬵ûκݡ
    6ѡ˵һ롱ģΪıУecʾǷϵͳģ
⣬ȷ롣ģѽˡ
    7ģ飬½Windowsڡ򣬵ģ顣ڡһ
ڡУΪԭԱһ£ɰԭ̡һڡе
ͼ14-22ʾ
ͼ14-22ڡ_ڡ
    8˫תťڡ_תť_ӳ´룺
.ӳ _תť_
༭2.  ı (ı (༭1.), ֵ (༭5.),,, )
    ڡ_ǿתť_ӳ´룺
.ӳ _ǿתť_
༭2.  ı (ı (༭1.), ֵ (༭5.), ,, )
    9F5УŰ¡תťť͡ǿתťťᷢڱ
2}IʾѾе֣ҲڡÿÿҪʾ
ӡťɶкֽдӡͼ14-23ʾ
    ͼ14-23кЧ
    ˣģĸдˡԺڴӡʱе⣬
ֱʹôģò±дˡ
    дģʱҪעľǷʹõĳ򼯱ȫֱЩ
͵ıʹãдʱһҪǳעˡ
    ע⣺ڽͨдΪģʱҪӡ_ӳ򡱣
ó򽫲ܱ롣
--------------------------------------------------------------------------------------------
14.4С
    ģΪдṩܶ෽㣬磺ظд룬еֳģ
ʹãԺһ͵ĿģԴ벻÷Ժõŵ㡣
    ģļʱļ˵Ժá
    ģٵģ飬ǶȽС㡣
    ԱʱὫʹõģһͬ뵽ִļС
    һԽϰ
    1.ģڳģ黯ʱá
    2.ѧᵼʹñģ飬ûṩģ顣
    3.Ŵһ뷵ģ顣
    4.Լı.eдΪģ顣
    5.ŽеӳдΪģ飬̲ԡ
--------------------------------------------------------------------------------------------
ʮ DLLıд
--------------------------------------------------------------------------------------------
15.1 DLLAPIĹϵ
    ڵʮ̸APIӦüǵÿεAPIǰָú
ĸDLLļСϵͳı׼DLLļзװ˺ܶײ㺯Թ
̹ߵáͬҲDLLļװԼƵĺ̹ߵã
ʵ̹ЭһĿ
    ģֻʺ׳еã޷VBVC֮ı̹ߵãDLL
ļԽ⡣ı̹߶ĵĴʵԷʹԷװһ
ЩĴķԱĹ
--------------------------------------------------------------------------------------------
15.2 DLLĿ
    3.6濪ʼѾֶܹ֧DLL̬ӿĿDLLǱ׼
WIN32 DLLļɹԹߵãVBVCDelphiȡ
    ԱDLLļҪֿ֧һύû
    ͨһ򵥵ҽDLLıд
ͨԶDLLļеһԶϢ
    1ԣ½һWindows̬ӿ⡱ͼ
15-1ʾ
    Զд̬ӿĴƹ򼯣
ͼ15-2ʾ
ͼ15-1½һWindows̬ӿ⡱
. 1
.ӳ _ӳ, , , ڱӳзö̬ӿʼ롿
_ʱӳ ()  ' ڳʼִϺòԴ롿
 (0)  ' ֵԡ
.ӳ _ʱӳ
' ӳԳãڿԻЧ뷢ǰϵͳԶգ뽫ԵʱڱӳС ***עⲻҪ޸ıӳơֵ͡
    ͼ15-2ϵͳԶĴƹ
    DLLдģıдƣҪжĹӿڡ潫
ͨдһԴϢһαд͵DLL
    дDLLʱĹӿֻ·ʽɣ½һӳȻѡѡУ
DLLκγѡСӳ򶼿Ϊӿʹãͼ15-3ʾ
.ӳ ӳ1, , 
ͼ15-3ѡС
  ӳΪԴϢ򡱣Ȼ󴴽⡱͡ݡ
ı͡
.ӳ ԴϢ, , 
. , ı͡
. , ı͡
    ע⣺ĿǰDLLӿںеĲֻΪ10֮һֽ͡͡͡
͡С͡˫С͡߼͡ʱ͡ӳָ͡ı͡
ݲдӳʵִ룬ΪҪһЩ׼
2DLL󣬴´ΪϢ򴰿ڣ´һǩ
һťťıΪȷͼ15-4ʾ
ͼ15-4ڴ
3˫ťڡ_ť1_¼ӳУд´룺
.ӳ _ť1_
1.٣
    4дԴϢӳʵִ룺
.ӳ ԴϢ, , 
. , ı͡
. , ı͡
 (1, , )
1.  ⡿
1.ǩ.= ݡ
    5ѾɡԴϢDLLĹѡ˵롱һ
롱ΪDLLļΪԴϢ򡱣DLLļʽǡDLL
ͼ15-5ʾ
ͼ15-5DLL
--------------------------------------------------------------------------------------------
15.3 DLLķ
    ԱдDLLԱԵãҲԱԣVBVC
Delphiȣá
    еĵ÷
    1½һWindowsڳ򡱣ѡ񡰲롯˵еġDLL
DLL롣
.DLL ԴϢ, , "ԴϢ.dll", "ԴϢ"
. , ı͡
. , ı͡
    ע⣺DLLļָDLLļλEXEļĿ¼ϵͳĿ¼
ʱ
    2ڴһť˫ť_ťl_¼ӳ
´룺
.ӳ _ť1_
ԴϢ (Ϣ:, ӭʹԿDLL)
    3.Ѵ˳򱣴õġԴϢDLLļͬĿ¼£г򣬵
ťͨDLLеĽӿںһԶϢͼ 15-6ʾ
ͼ15-6кĽ
    ע⣺
    1DLLʱDLLӦͽӿȫһ
    2ӿںĲǻͣҲΪֽڼ͡
    дDLLҲVBнеã½һVBڴһ
ť˫ťд´루ͼ15-7ʾмɡ
ͼ15-7VBеDLLĴ
--------------------------------------------------------------------------------------------
15.4 DLLӦʵ
    VBṩתΪĵԾбɫ
˿ΪVBһDLLVBҲܵõĹܡ
    1½һWindows̬ӿ⡱½һӳ򡣽ӳ
ƸΪתӿڡӳġѡС
    ƵӳϰسΪӳӲһΪת
ııͲ
    ڴӳһг򣬴£
.ӳ תӿ, ı, 
. תı, ı͡
 (ת (תı, #GBK嵽))
    2ѡ񡰱롱˵С롱Դ˳б롣C̸
Ŀ¼£ļΪתDLLͼ15-8ʾ
    ͼ15-8DLL
  3е
  Ȳһеã½һ׳вԡ
  ڡһڡһǩΪǩ1һ༭Ϊ
༭lһťΪť1ͼ15-9ʾ
    ͼ15-9ġ_ڡ
ѡ񡰲롱˵еġDLLDLL롣
    ע⣺ʹõԶ壮DLLļڴ˳ͬһĿ¼DLLļ
дDLLļ··дһõϰߡõѡ
ǰDLI,ļEXEĿ¼ϵͳĿ¼
    ڡһڡһť˫ðť_ťl_
ӳȻ³룺
.ӳ _ť1_
༭1.  תӿ (༭1.)
4һ£еĽڱ༭תıͼ15-10
ʾ
    ͼ15-10ı
תť󣬱༭лʾתķġͼ15-11ʾ
    ͼ15-11תķ
    5VBеDLL
    ½һVBڴһť˫ťд´롣ͼ
15 -12ʾ
ͼ15-12VBеDLLĴ
    УDLLṩDLL⣬CopyMemoryڴDLL
͹ȥڴַȡݡıʱҲôһЩ
    кĽͼ15-13ʾ
    ͼ15-13VBеDLLЧ
    DLLӦõVBDelphivcУһҪֿ֧ļkrnln. fnr
һͬõֿ֧⣬Ҳ븽Ӧֿ֧һͬС
    Ե磺ȫ()Ƚ()"ȡƴ()ֵд()
ȣʵ֡
--------------------------------------------------------------------------------------------
15.5 С
    УԴ׼Ķ̬ӿļ(DLL)Եáͬʱ
ҲԵԱдĶ̬ӿ⣬Ӷﵽ˱̹ܻͨĿġ
    ṩдDLLĹʹԹͬһĿΪ
ܡ
    ҿԽϰ
    1˽DLLAPI֮ĹϵDLLļıдá
    2ϸϰDLLӦ̣ԡvcDelphiȱ
ԶDLLеá
    3áȫ()Ƚ()ȡƴ()ֵд()
дһDLLVBеáɲμ׹̣
    4дӡҪӳһDLLʹá
--------------------------------------------------------------------------------------------
ʮ OCXͿ
    ڼϵͳУѾںܶй͹ܽӿڣƩ΢˾չ
VBԹܵOCXTypeLibͿ⡢Windowsϵͳܵ
Ӧóܽӿ( API)ⲿӦóܵCOMЭ飬ȵȡ
ֶ֧ЩԴʹá
--------------------------------------------------------------------------------------------
16.1 OCX
    OCXһԴļչ.ocxдļ
ṩڹҵOCXѡ񣬸OCXɸֲͬĹܡ
ʹOCXֻҪOCX뵽ӦóȥӦдOCXĽ
ڡ磬PowerBuilderӦóʹһOCXԽOCX뵽
PowerBuilderݴеһOLEС
--------------------------------------------------------------------------------------------
16.1.1 OCXİװ
    һMedia PlayerؼΪһͬһOCXؼ
װ
    1ѡԲ˵ߡһͿOCX>ֿ֧⡱򿪰װ
Իͼ16-1ͼ16-2ʾ
ͼ16-1򿪡OCXװ
    ͼ16-2װԻ
    ͼ16-2УϵͳмװRealOne Playerװ߻Ὣӵ
бУʡȥעĲ衣
    2ϵͳûаװRealOne Playerȱעṩ
rmoc3260.dllļrmoc3260.dllļ浽ش̣עť
ѡҪעOCXġrmoc3260.dllļ򿪡ťӵб
вʾͼ16-3ͼ16-4ʾ
ͼ16-3עRM
    ͼ16-4עOCXɹ
    3ѡӵġReaIPlayer G2 Controlһťѡʾ
еֿ֧ƺ󣬵桱ťעϢͼ16-5ʾ
    ͼ16-5עϢ
    עϢļĬϺ׺Ϊnpk
    ҲֱӰװṩġrmoc3260.npkɼһ
װťѡnpkļʾɰװֱӽrmoc3260.npkļƵ
԰װĿ¼ġlibļС
    4Ժ󣬿пӵOCXťͼ16-6
ʾ
    ͼ16-6ӵOCX
    ڸԭ򣬶ΰװͬһӶͬťðװ
עװٴΰװֶťҪ԰װĿ¼µġlib
ļѰעʱnpkļֹɾ
--------------------------------------------------------------------------------------------
16.1.2 OCXĺ
    ṩһĹǣԽOCXеӢϢΪʹ
ãǳ㡣ʹһΪnpkļӢĽжշ롣
    npk3.6汾֮ǰΪopk3.7汾֮ŸΪnpkǰopk汾
3.7֮İ汾Ȼ֧֡npkһOCXġװֿ֧⡱
һıļļOCXĽӿϢշϢ
ļʾOCXıϢԸopkļݣʾ
ݡ巽¡
    1װԻѡбеġRealPlayer G2 Control
һť
    ע⣺ûnpkļ԰·½npkļnpkļҪ
޸ģɵ롱ťnpkļ
    2ڽʾУȽֿ֧ƺȻѡһ
ͣһťͼ16-7ͼ16-8ͼ16-9ʾ
ͼ16-7ѡֿ֧ƽк
ͼ16-8ߴ
    ͼ16-9ԡ¼
    3桱ťļΪnpkļ
    4ڵϢʾnpkļɹѯǷ񽫴ļƵϵ
ͳֿ֧Ŀ¼Уǡťͼ16-10ʾ
    ͼ16-10ʾnpkļɹ
    5ʱᵯһϢʾڰװµֿ֧֮ǰҪ˳ѯǷر
ϵͳѡǡͼ16-11ʾ
    ҹرԣΪʱֿ֧ļһֱʹУӶʹ
ļװʧܡ
ͼ16-11ϢѯǷҪرϵͳ
6ӳɹϢʾѾɡ
npkļˡԣڹпµOCX
ťˡ
    ע⣺װ̫OCXԽԹһЩ
ʾͼ16-12ʾ
    ͼ16-12󹤾
    ҲͨԵĲ˵һֿ֧áӶֿ֧öԻ
ͼ16-13ʾԽʱõOCXǰĹѡȥڿоͲ
OCXˡ
ͼ16. 13ֿ֧öԻ
--------------------------------------------------------------------------------------------
16.1.3 0CXʹ÷
OCXװ뺺֮󣬾ͿԶʹˣһOCX
ʹ̡
  һ
  RealPlayer G2 Control (rmoc3260.dll)֧.rmļʽĲͨ
һǩһͨöԻѡһļвš
    Ĳ谲װ뺺RealPlayer G2 Control (rmoc3260.dll)
    һRealPlayer G2 Control (rmoc3260.dll)һЩԣ
    1Ӳ֡
    RMһ3״̬ÿһ״̬Ӧһֿƽ档һǲſƣ
ǰЩڶǲţǴĲĻҪһ֣
״̬3״̬ͨһԿƵģһռÿֻʾΪһ״̬
    2
    ıֵػĴ
    3Զת
    ߼ֵأǷԶؼ¼Ƶϡ桱
ת¼ύ⡣
    4Զš
    ߼ֵأһĳԴãǷԶؿʼš
    5
    ıֵأֹͬ
    6ƵԴ
    أƵԴ
    ϵͳֿ֧Ҳҵķͼ16-14ʾ
ͼ16-14  RMĲַ
裺
1½һWindowsڳ򡱣һRMһ
ͨöԻһǩͼ16-15ʾ
    ͼ16-15ƽ
    2ֱԣ
    RM
    
    Զţ棻
    ǩӣ棻
    ͨöԻ
    ͣļ
    *.rmļ*.rm*.mp3ļ*.mp3*.wavļ*.wav*.datļ*.datlļ*.rm;*.mp3;*.wav;*.mp2;*.dat
    ǩ
    ⣺򿪲ţ
    ߿ǳʽ
    3__ϡ¼ӳ£
Realż1.Ӳ=IMAGEWINDOW,CONTROLPANEL,STATUSBAR
    УIMAGEWINDOWCONTROLPANELSTATUSBARֱʾʾƵŴڡ
״̬
    ֮⣬ҲRMControlsӲ֣ıʹ룺
IMAGEWINDOWCONTROLPANELSTATUSBARͼ16-16ʾ
ͼ16-16ԱáӲ֡
    ú󣬿ԿѾıƵŴ״ͼ16-17ʾ
żȥеһ۵ʾЧ
    16-17
4_ǩ1_¡¼ӳУ£
棨ͨöԻ1.򿪣
Realż1.ؼ=ͨöԻ1.ļ
Realż1.ƵԴ=ͨöԻ1.ļ
Realż1.Զ=桿

    5Ϊʹڹرʱֹ֣ͣڡһһ١¼ӳ
£
Realż1.ֹͣţ
  6-򵥵RMˡУѡ׺ΪRMƵļͿ
Բšͼ16-18ʾ
ͼ16-18RMƵļ
350 