How do I create chat room with ajax

Hello

I want the plug-in AJAX and PHP I set up a chat within the game itself.

Please help ... please share if the source.

I am a beginner in this field

Rex addressed this here:

He recommends using firebase... (which works great btw)

Hello

I want to chat hosted by Ajax and I set myself .....

If you will not help.

helllllloooooooooooooooooooooooooooooooooooo