@echo off&set "ko=                        "
::code 随风 @bbs.bathome.net   2008-04-22
setlocal enabledelayedexpansion
for /f "delims= " %%a in ('help^|findstr /i "^[a-z]"') do (
   set /a n+=1&set _!n!=%%a!ko!
)
set _85=共84个命令
:loop
color 1f&title cmd 命令帮助
for /l %%a in (1 3 !n!) do (
   set /a t=%%a+1,s=t+1
   if !t! lss 10 (set l=0) else set "l="
   call echo !l!%%a. !_%%a:~0,20! !l!!t!. %%_!t!:~0,20%% !l!!s!. %%_!s!:~0,10%%
)
set /p m=请输入编号查询相应命令帮助：&cls
set /a m=100!m!%%100
call set ok=%%_!m!%%
title %ok:~0,10% 命令帮助&color 1e
%ok% /? | more
color 5a&echo.&echo 按任意键回主菜单。。。
pause>nul
cls&goto loop
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