@Component({
  selector: 'app-component',
  template: `
    {{ compile(name) }}
    <input [(ngModel)]="value"/>

    <button (click)="changeName()">Change the Name</button>
`,
  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class DemoComponent {
  public name = 'Bob';
  public value: string;

  public compile(name: string): string {
    console.log('executed');

    return btoa(name);
  }

  public changeName(): void {
    this.name = this.value;
  }
}