How to add a keyboard listener to my WebPage using JS

Question

I want to make a game that move a block on pressing keys
Now I am using input tag of button type but I need keyboard listeners which are better option for this thing so help me please

Answer 1

window.addEventListener('keyup', myFunction)

So you can track the type of a key being pressed

Answer 2

'keyup', 'keydown'

Answer 3

Can u guys explain me wth an complete example plzzzzzz