How to access keyboard key with javascript

Question

its challenge to automatically pressed keyboard key with javscript help

Answer 1

Every key has it's code and value. When a key is pressed, it just sends the keyCode. So, I think, in order to automate the keypress you just need to make keyCode manually.

Answer 2

This shows you how to detect keyboard keys
https://code.sololearn.com/WmDpvq022rZX/?ref=app

Answer 3

but i want to dont touch keyboard key its automatically pressed keyboard key value on the web page