CODE EXAMPLE FOR JAVASCRIPT

get child eleemtn by native element angular

export class App {
  el: ElementRef;
  constructor(el: ElementRef){
    this.el = el; 
  },
  ngAfterViewInit() {
    const hostElem = this.el.nativeElement;
    console.log(hostElem.children);
    console.log(hostElem.parentNode);
  }
}