1//listen for window resize event
2window.addEventListener('resize', function(event){
3    var newWidth = window.innerWidth;
4    var newHeight = window.innerHeight; 
5});

1// Cross-browser solution (IE support)
2var resizeEvent = window.document.createEvent('UIEvents'); 
3resizeEvent.initUIEvent('resize', true, false, window, 0); 
4window.dispatchEvent(resizeEvent);

1window.resizeTo(width, height);

1window.resize = event => {
2  // Code here
3};

1function resizedw(){
2    // Haven't resized in 100ms!
3}
4
5var doit;
6window.onresize = function(){
7  clearTimeout(doit);
8  doit = setTimeout(resizedw, 100);
9};
10

1resizeObservable$: Observable<Event>
2resizeSubscription$: Subscription
3
4ngOnInit() {
5    this.resizeObservable$ = fromEvent(window, 'resize')
6    this.resizeSubscription$ = this.resizeObservable$.subscribe( evt => {
7      console.log('event: ', evt)
8    })
9}