dos批处理（bat）运行exe

@echo off
SETLOCAL ENABLEDELAYEDEXPANSION
REM 延迟环境变量扩展
color E
echo operate:1.start启动 2.stop停止 3.exit退出
:loop
set /p a=please enter operate: 
for %%i in (
MessagePush.ClientHost.exe
MessagePush.PushHost.exe
) do (
    set j=%%i
    set k=!j:~0,-4!
    if %a%==3 (
        exit
    ) else (
        if %a%==2 (                
            tasklist|find /i "!k!"&& taskkill /t /im !j!|| echo %time:~,-3% !j! already killed!
            echo !j! has killed
        ) else (
            if %a%==1 (                
                tasklist|find /i "!k!"&& echo %time:~,-3% !j! already started!|| start "" "D:\work\PushTrans2.0\!k!\bin\Release\!j!"
                echo !j! has started
            ) else (
                echo caution:please enter right operate
                goto loop
            )
        )
    )
)
pause>nul
rem 不显示“请按任意键继续. . .”