vincentzhou

@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%a in (a.txt) do (
     set /a t+=1
     set i=%%a
     set y!t!=!i!
     set i=!i: =!
     call:x !i!
     set /a n!t!=!num!
)
for /l %%b in (1 1 !t!) do (
if !n%%b! lss !number! (
 set /a n%%b=number
 set y%%b=!str!
)
set /a number=n%%b
set str=!y%%b!
cls
echo 字符数最多的行是：!y%%b!共有字符：!n%%b! 个
)
pause>nul&exit
:x
    set i=%1
    set num=
:loop
     set i=!i:~1!
     set /a num+=1
     if "!i!"==""  ( echo abc >nul
     )  else ( goto:loop)
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[ 本帖最后由 vincentzhou 于 2011-1-9 13:27 编辑 ]