‹div [ngSwitch]="currentHero.emotion"› ‹app-happy-hero *ngSwitchCase="'happy'" [hero]="currentHero"›‹/app-happy-hero› ‹app-sad-hero *ngSwitchCase="'sad'" [hero]="currentHero"›‹/app-sad-hero› ‹app-confused-hero *ngSwitchCase="'confused'" [hero]="currentHero"›‹/app-confused-hero› ‹app-unknown-hero *ngSwitchDefault [hero]="currentHero"›‹/app-unknown-hero› ‹/div›