@echo off
set "A=A"
set "B=B"
set "C=C"
for %%a in ("%A%" "%B%") do if not exist %%a\*.txt exit /b
for /f "delims=" %%a in ('dir /a-d/b "%A%\*.txt"') do if not exist "%B%\%%a" exit /b
for /f "delims=" %%a in ('dir /a-d/b "%B%\*.txt"') do if not exist "%A%\%%a" exit /b
del /a /f "%A%\*.txt"
move "%B%\*" "%C%" >nul
pause
Last edited by tireless on 2009-9-4 at 07:23 ]