zh_1452

@echo off
cd..\..
cd /d e:\.
md logfile
dir /s/a/w|more
pause
if exist e:\logfile (echo e盘下有logfile存在) else (echo e盘下不存在logfile)
pause
@echo off 
type nul>e:\logfile.txt
pause
@echo off
cd..\..
cd /d e:\.
del e:\logfile.txt
if exist e:\logfile (ren e:\logfile logfile.txt) else (echo c:\logfile.txt)
pause
@echo off
cd..\..
cd /d e:\.
md logfile
if exist e\logfile.txt (ren e:\logfile.txt logfile) else (echo c:\logfile)
pause
cd..\..
cd /d e:\.&dir/s/a/w|more
pause
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