angular-docs-cn/public/docs/_examples/architecture/dart/lib/hero_list_component_1.html

<!--#docregion binding  -->
<div ... >{{hero.name}}</div>
<hero-detail ... [hero]="selectedHero"></hero-detail>
<div ... (click)="selectHero(hero)">...</div>
<!--#enddocregion binding -->

<!--#docregion structural  -->
<div *ngFor="let hero of heroes" ...>...</div>
<hero-detail *ngIf="selectedHero != null" ...></hero-detail>
<!--#enddocregion structural -->