javascript resize 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: check window resize javascript

window.addEventListener("resize", () => {
		// CODE
});

Example 3: resize js

window.addEventListener('resize', function(event){
  // do stuff here
});

Example 4: resize js

const heightOutput = document.querySelector('#height');
const widthOutput = document.querySelector('#width');

function reportWindowSize() {
  heightOutput.textContent = window.innerHeight;
  widthOutput.textContent = window.innerWidth;
}

window.onresize = reportWindowSize;

Example 5: div resize event typescript

resizeObservable$: Observable<Event>
resizeSubscription$: Subscription

ngOnInit() {
    this.resizeObservable$ = fromEvent(window, 'resize')
    this.resizeSubscription$ = this.resizeObservable$.subscribe( evt => {
      console.log('event: ', evt)
    })
}

Example 6: resize js

<p>Resize the browser window to fire the <code>resize</code> event.</p>
<p>Window height: <span id="height"></span></p>
<p>Window width: <span id="width"></span></p>