window onscroll javascript code example

Example 1: js window resize listener

//listen for window resize event
window.addEventListener('resize', function(event){
    var newWidth = window.innerWidth;
    var newHeight = window.innerHeight; 
});

Example 2: js onscroll event

// HTML:
<element onscroll="myScript">
// JavaScript:
object.addEventListener("scroll", myScript)
// or
object.onscroll = function() { /*...*/ }