How connect Java Script

Question

I am wanted people, who good understand Java, and can working with here.
My plan: creature place where will dialog between USER and COMPUTER.

Answer 1

i think you have given a wrong tag ......because java script is different programming language from java.....only name are similar but both have different working area....

Answer 2

In order to access a server, you can use AJAX. You must make a system on the server side that listens for post or get requests.

Learn AJAX here:
https://www.w3schools.com/xml/ajax_intro.asp