中国DOS联盟

来晚了 我也发个
@echo off&setlocal enabledelayedexpansion set var=abcdefghijklmnopqrstuvwxyz01234567890 for /l %%i in (0 1 35) do call:lp %%i set z=a for /f "delims=" %%i in (a.txt) do set str=%%i&set str2=&call:lp1 pause&exit :lp1 set str1=!str:~,1! if "!str1!"==" " set "str2=!str2! " set str2=!str2!!%str1%!&set str=!str:~1! if not defined str echo !str2!&goto :eof goto lp1 :lp set/a n=%1+1 set !var:~%1,1!=!var:~%n%,1!