Cmd



 Cmd.exe ʵڲʹã cmd ʾ Windows XP İ汾ͰȨϢ


﷨



cmd [[{/c|/k}] [/s] [/q] [/d] [{/a|/u}] [/t:fg]  [/e:{on|off}] [/f:{on|off}] [/v:{on|off}] string]






	/c

	ִ string ָȻֹͣ

	/k 

	ִ string ָ

	/s

	޸λ /c  /k ֮ string 

	/q 

	رջԡ

	/d

	ԶִС

	/a 

	ұ׼Э (ANSI) 

	/u 

	 Unicode 

	/t:fg

	ǰ f ͱ g ɫ±г˿ f  g ֵЧʮ֡
	

ֵ
ɫ


0
ɫ


1
ɫ


2



3
ɫ


4



5
ɫ


6



7
ɫ


8
ɫ


9
ǳɫ


A
ǳɫ


B
ǳˮ


C
ǳɫ


D
ǳɫ


E
ǳɫ


F
ɫ




	/e:on

	չ

	/e:off

	չ

	/f:on

	ļĿ¼ɡ

	/f:off

	ļĿ¼ɡ

	/v:on

	ӳٵĻչ

	/v:off

	ӳٵĻչ

	string

	ָҪִе

	/?
ʾʾ



ע


 ʹö
	
 string ʹ && ָĶЩ֮У磬"command&&command&&command"
    
 
	
ָ /c  /k£cmd ᴦ string еű

δʹ /s
ȷʹһš
    δʹκַ磺 &<>( ) @ ^ |}
	ʹһոӷ
	ڵ string Ϊִļơ


 㣬 string ʱȼĵһַ֤ǷΪšһַţŷ뿪֮κıõ
    
 ִע
	
 string δָ /dCmd.exe ע

 HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\AutoRun\REG_SZ
    

 HKEY_CURRENT_USER\Software\Microsoft\Command Processor\AutoRun REG_EXPAND_SZ

 һעڣִ֮ǰִǡ



༭עܻϵͳڸע֮ǰӦݼκмֵݡ

	
	 úͽչ
	
 Windows XP УչĬõġض̿ʹ /e:off ǽáͨ REG_DWORD ֵڼϻûỰû cmd ѡչ

 HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\EnableExtensions\REG_DWORD
    

 HKEY_CURRENT_USER\Software\Microsoft\Command Processor\EnableExtensions\REG_DWORD
    
	
 עʹ Regedit.exe Խ REG_DWORD ֵΪ 0&times;1ã 0&times;0ãûضڼãѡעá



༭עܻϵͳڸע֮ǰӦݼκмֵݡ



 չ󣬻Ӱ쵽
	
	assoc
	call
	chdir (cd)
	color
	del (erase)
	endlocal
	for
	ftype
	goto
	if
	mkdir (md)
	popd
	prompt
	pushd
	set
	setlocal
	shift
	startⲿ̣
	


йЩϸϢġ
	
	 ӳٵĻչ
	
ӳٵĻչʹøַ̾ʱĻֵ
	
	 ļĿ¼
	
 Ĭ£ļĿ¼ɡض cmd ͨ /f:{on|off} ûøùܡͨ REG_DWORD ֵڼϻûỰû cmd ļĿ¼ɣ

 HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\CompletionChar\REG_DWORD
    

 HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\PathCompletionChar\REG_DWORD
    

 HKEY_CURRENT_USER\Software\Microsoft\Command Processor\CompletionChar\REG_DWORD
    
	
 HKEY_CURRENT_USER\Software\Microsoft\Command Processor\PathCompletionChar\REG_DWORD
    

 Ҫ REG_DWORD ֵ Regedit.exe ʹضܵĿַʮֵ磬 0&times;9 ʾ TAB  0&times;08 ʾ BACKSPACE ûضڼãѡעá



༭עܻϵͳڸע֮ǰӦݼκмֵݡ



 ʹ /f:on ļĿ¼ɣĿ¼ɣʹ CTRL+D ϼļɣʹ CTRL+F ϼҪעضַɣʹÿոֵ [0&times;20]ΪոЧĿַ


  CTRL+D  CTRL+F ϼʱcmd ᴦļĿ¼ɲЩϼ string 󸽼ͨδʹãƥ·бȻʾһƥ··ƥ䣬ļĿ¼ɲᷢҲʾݡҪ鿴ƥ·бе·ظ CTRL+D  CTRL+F ϼҪ鿴бڰ SHIFT ͬʱ CTRL+D  CTRL+F ϼҪѱƥ·ббԱ༭ stringȻ CTRL+D  CTRL+F ϼ CTRL+D  CTRL+F ϼ֮лѱƥ·ббCTRL+D ϼ CTRL+F ϼ֮ΨһĲͬڣCTRL+D ƥĿ¼ CTRL+F ƥļƥĿ¼κڲĿ¼CDMD  RDʹļĿ¼ɣʹĿ¼ɡ

ƥ·֮УļĿ¼ɻȷشпոַļ

ַҪţ& < > [ ] { } ^ = ; ! ' + , ` ~ [white space]

ṩϢո뽫ı֮У磬"Computer Name"

 string дļĿ¼ɲλڹҲ [Path] ⲿֶ string дɲλã



XOX





 
