中国DOS联盟

@echo off&setlocal enabledelayedexpansion
(set str=xxxxxxxaxxxaaxxxxaaaaaaaxx
rem x为限制时间，a为开放时间，以小时为单位，从0小时开始
set g=!str:~%time:~,2%,1!
for /l %%a in (%time:~,2%,1,25) do if "!str:~%%a,1!" equ "!g!" (set gg=0%%a) else (goto :ok)
)
:ok
(
if !g! neq x (
        echo;y|schtasks /delete /tn "%~1"
        echo;a|schtasks /Create /tn "学习计划" /tr "%~f0 学习计划" /ru "用户名" /rp "密码" /sc minute /mo 5 /st %gg:~-2%:55:00 /ed 2010/06/30
rem  失效日期：2010/06/30
        del /q %temp%\close.ben
goto :eof)

if exist %temp%\close.ben (
        Shutdown.exe -s -t 1
        echo;a|schtasks /create /tn "启动运行" /tr "%~f0 启动运行" /ru "用户名" /rp "密码" /sc onstart
goto :eof)

)1>nul 2>nul

(
mode con cols=30 lines=6
echo;>%temp%\close.ben
echo;  保证充足的睡眠！
echo; 好好学习，天天向上！
echo; 快保存，五分钟后关机！
ping -n 5 127.1 1>nul
goto :eof
)

:granf