



򿪻رԹܣʾϢûκβecho ʾǰá


﷨



echo [{on|off}] [message]






	{on | off

	ָǷԹܡ

	message

	ָҪĻʾı

	/?
ʾʾ



ע


 Թرʱʹ echo message ҪʾгϢʾ echo off  echo message 
 ʹ echo offĻϾͲʾҪʾʾ echo on
    
ҪĳУеǰ at  (@)
	
	 ҪĻϻԿհУ룺

echo
	
	 ʹ echo ʱҪʾܵ (|) ضַ<  >ڹܵ (|) ضַ磬^>^<  ^|ǰʹַ (^)Ҫʹַ (^)ַ (^^)
	








 ·ʾǰһеϢ 

echo off
 echo. 
 echo This batch program 
 echo formats and checks 
 echo new disks 
 echo. 

 ҪرջԲҲҪ echo ֮ǰ at  (@)ʾ 

 @echo off 

 ͬϿʹ if  echo ʾ磺 

 if exist *.rpt echo The report has arrived. 

XOX





 
