Execute Command Without Waiting For It To Finish

If you just execute a terminal command using exec or system in PHP, the page will only load completely until the command has been finished. If you are running commands to run a websocket server, the page will not load, because the start server command won’t terminate. So to avoid this problem you should just do a simple trick, Just add  /dev/null & after the command you’re running. Here is a quick example :