::对比
@echo off
mode con lines=10
cd.>my.txt
set num=0
for /f "delims=" %%i in ('findstr .* old.txt') do call :comp_ "%%i"
goto :eof
:comp_
for /f "delims=" %%i in ('more +%num% new.txt') do (
if not "%%i"==%1 echo %%i> my.txt
set /a num+=1
goto :eof
) |
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