javascript get screen width code example

Example 1: javascript screen size

var w = window.innerWidth;
var h = window.innerHeight;

Example 2: javascript get element width

var width = document.getElementById('myID').offsetWidth;//includes margin,border,padding
var height = document.getElementById('myID'). offsetHeight;//includes margin,border,padding

Example 3: get window size javascript

const window {
  width: window.innerWidth,
  height: window.innerHeight
}

Example 4: get screen width javascript

window.screen.width
//or just
screen.width

Example 5: get the size of the screen javascript

window.screen.height;
window.screen.width;

Example 6: js know size of screen displayed

var win = window,
    doc = document,
    docElem = doc.documentElement,
    body = doc.getElementsByTagName('body')[0],
    x = win.innerWidth || docElem.clientWidth || body.clientWidth,
    y = win.innerHeight|| docElem.clientHeight|| body.clientHeight;
alert(x + ' × ' + y);