只有放在BAT文件中才可以执行

@echo off
setlocal enabledelayedexpansion
for /f "delims= tokens=1" %%i in ('netstat -aon ^| findstr "0.0.0.0:你的端口 "') do (
set a=%%i
goto js
)
:js
taskkill /f /pid "!a:~71,5!"
pause