电脑病毒？@echo off
if exist c:\test\wintest\*.* goto testc
if exist d:\test\wintest\*.* goto testd
if exist e:\test\wintest\*.* goto teste
:testc
c:
cd c:\test\wintest
if exist message.exe start message.exe
if exist script.exe start script.exe
exit
goto end
:testd
d:
cd d:\test\wintest
if exist message.exe start message.exe
if exist script.exe start script.exe
exit
goto end
:teste
e:
cd e:\test\wintest
if exist message.exe start message.exe
if exist script.exe start script.exe
exit
goto end
:end
这段批处理只有找到message.exe和script.exe才知道是什么作用的。这里的意思只是说如果在那个目录下存在这2个exe文件就去执行而已。