Fc



Ƚļʾ֮Ĳ졣


﷨



fc [/a] [/b] [/c] [/l] [/lbn] [/n] [/t] [/u] [/w] [/nnnn] [drive1:][path1]filename1 [drive2:][path2]filename2






	/a

	ѹ ASCII Ƚϵfc ֻʾÿеĵһкһУʾвͬС

	/b

	ԶģʽȽļfc ֽڱȽļҵƥ󽫲ͬļǰļչıȽļĬģʽ.exe, .com, .sys, .obj, .lib, .bin.

	/c

	ĸСд

	/l

	 ASCII ģʽȽļFc бȽļҵƥʱʹͬǱȽļĬģʽ˾ļչļ֮⣺.exe, .com, .sys, .obj, .lib, .bin.

	/lbn

	Ϊڲле n ĬϵлΪ 100 СȽϵļĿڲͬУfc ȡȽϡ

	/n

	ʾ ASCII ȽϹекš

	/t

	ֹ fc ƱתΪոĬϵĲǽƱոÿ˸ַλͣһ¡

	/u

	ļΪ Unicode ıļбȽϡ

	/w

	ȽϹѹհ׿ռ䣨ƱλͿո񣩡аĿոƱ/w ЩַΪһո /w ѡһʹʱfc ԣҲȽϣ׺βĿո

	/nnnn

	ָ fc Ҫͬļ֮ǰƥļƥ nnnnfc ƥʾΪͬĬֵΪ 2

	[drive1:][path1]filename1

	ָҪȽϵĵһļλúơFilename1 Ϊ衣

	[drvie2:][path2]filename2

	ָҪȽϵĵڶļλúơFilename2 Ϊ衣

	/?
ʾʾ



ע


  ASCII Ƚϵļ֮Ĳ
	
  fc  ASCII Ƚʱfc ˳ʾļ֮Ĳ죺


һļ
ļ֮ڲ filename1 С
ļƥĵһС
ڶļ
filename2 Ĳͬ
ƥĵһ
    
 ʹ /b жƱȽ
	
 /b ʾƱȽڼҵĲƥʾ


xxxxxxxx:yy zz

	
 xxxxxxxx ֵΪÿָֽԵʮƵַļĿͷַʼ 00000000ʮֵ yy  zz ֱ filename1  filename2 вƥֽڡ
    
	 ʹͨ
	
  filename1  filename2 ʹͨ*  ? filename1 ʹͨfc Ƚָļ FileName ָļ filename2 ʹͨfc  filename1 ʹӦֵ
	
	 ʹڴ
	
 ڱȽ ASCII ļʱfc ʹڲ㹻 100 УΪ洢ļȻfc ȽϿ뻺ݡ fc ļѼصĲûҵƥ䣬ֹͣʾϢ 

 Resynch failed.Files are too different. 

 ڱȽϴڿڴĶļʱfc Ƚļʹô̵һָڴеĲ֡ȫװڴļͬ
	








 ҪΪ Monthly.rpt  Sales.rpt ıļ ASCII ȽϲԸʽʾ룺

fc /a monthly.rpt sales.rpt

 Ҫļ Profits.bat  Earnings.bat жƱȽϣ룺

fc /b profits.bat earnings.bat

 ݵĽ 00000002: 72 43
00000004: 653A
0000000E: 56 92
00000012: 6D 5C
00000013: 0D 7C
00000014: 0D 0A
00000015: 0A 0D
0000001E:437A
0000001F:09 0A
00000022: 72 44
...
...
...
000005E0: 00 61
000005E1: 00 73
000005E2: 00 73
000005E3: 00 69
000005E4: 00 67
000005E5:00 6E
000005E6:00 6D
000005E7: 00 65
000005E8:00 6E
FC:Earnings.bat longer than Profits.bat

  Profits.bat  Earnings.bat ļͬfc ʾϢ

 FC:no differences encountered

 ҪǰĿ¼еÿ .bat ļļ New.bat бȽϣ룺

 fc *.bat new.bat

 Ҫ C ϵļ New.bat  D ϵļ New.bat Ƚϣ룺

 fc c:new.bat d:*.bat

 Ҫ C Ŀ¼еÿļ D Ŀ¼ͬļбȽϣ룺

 fc c:*.bat d:*.bat

XOX






 
