Ajax polling obviously won't work, which will put a lot of pressure on the server, so I would like to ask if there is a better method that can run normally in a big data environment
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走同樣的路，發(fā)現(xiàn)不同的人生
Use Server Push, such as websocket.
For PHP, it can be combined with other languages, or it can be implemented using Workerman or Swoole.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
