How to get document height and width without using jquery

Question

How to get document height and width in pure javascript i.e without using jquery.
I know about $(document).height() and $(document).width(), bu

Answer 1

This is a cross-browser solution:

var w = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
var h = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;