当互联网连接丢失时关闭程序

Question

我需要一个在互联网连接丢失时关闭程序的命令。 我已经为启动这个。

@Echo off 
:Start 
putty.exe -load "test" 
ping -n 10 localhost 

goto Start 

谢谢。

Answer 1

@echo off 

    rem start program 
    start calc.exe 

:loop 
    rem test internet connection 
    ping -n 1 www.google.com | find "TTL=" 
    if not errorlevel 1 goto loop 
    rem connection lost. kill. 
    taskkill /fi "imagename eq calc.exe" 

Answer 2

start calc 
:loop 
ping -n 1 google.com >nul && goto:loop || taskkill /im calc.exe