JAVASCRIPT

angular call child method from parent

// How to call a child method from a parent component

import { ChildComponent } from '/somepath/childcomponent.ts';

export class ParentComponent implements onInit {
  
  @ViewChild(ChildComponent) ChildComponent;
  
  this.ChildComponent.childMethod();

angular call parent method and child method

// How to call a parent method + a child method from the parent's button click
// In hindsight, I wouldn't recommend this. But it's here if you need to use it.

<app-child #child></app-child>
<button (click)="[callParentMethod(), child.callChildMethod()]">Call</button>