



CODE: [Copy to clipboard]findstr /v /g:a.txt b.txt >a副本.txt
CODE: [Copy to clipboard]以a.txt为样本比较,如果b.txt中不存在同样行则输出到c.txt中for /f "delims=" %%i in (a.txt) do set "%%i=="
for /f "delims=" %%i in (b.txt) do if not defined %%i >>c.txt echo.%%i
CODE: [Copy to clipboard]以a.txt为样本比较,如果b.txt中存在着同样行则输出到c.txt中for /f "delims=" %%i in (a.txt) do set "%%i=="
for /f "delims=" %%i in (b.txt) do if defined %%i >>c.txt echo.%%i
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