中国DOS联盟

来个效率高点的。
@echo off for /f %%a in (a.txt) do ( Setlocal EnableDelayedExpansion set str=%%a for /l %%i in (0 1 9) do set str=!str:%%i= %%i! for %%i in (!str!) do set /a .%%i+=1 for /l %%i in (0 1 9) do ( if defined .%%i ( for /l %%j in (1 1 !.%%i!) do set num=!num!%%i )) echo !num! endlocal ) pause

是的，相当快！谢谢 26933062 老大！