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@echo off for /f "delims=" %%i in (a.txt) do ( findstr /c:"%%i" b.txt 2>nul||echo %%i>>b.txt ) pause
@echo %bg% off&SetLocal EnableDelayedExpansion for /f "delims=" %%a in (a.txt) do ( if not "!%%a!"=="batch" ( echo\[%%a] set %%a=batch ) ) endlocal pause
gawk "!a[$0]++" a.txt
sort -u a.txt
Originally posted by HAT at 2008-1-14 08:53 PM: sortsort -u a.txt
Originally posted by honghunter at 2008-1-14 09:12 PM: 你说的这个,不是win下的吧,我看win XP下的sort好像就没有-u这个参数。