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// Or Like This -----
@Component({
  template: `
  <div>
    <button (click)="doSomething($event)">Click me</button>
  </div>`
})
export class AboutComponent {
  doSomething($event, data) {
    $event.stopPropagation();
    // your logic
  }
}

<div>
  <button (click)="$event.stopPropagation(); doSomething()">Click me</button>
</div>