angular-cn/aio/content/examples/toh-pt5/src/app/dashboard.component.ts

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// #docplaster
// #docregion , imports
import { Component, OnInit } from '@angular/core';
import { Hero } from './hero';
import { HeroService } from './hero.service';
// #enddocregion imports
// #docregion metadata
@Component({
selector: 'my-dashboard',
templateUrl: './dashboard.component.html',
// #enddocregion metadata
// #docregion css
styleUrls: [ './dashboard.component.css' ]
// #enddocregion css
// #docregion metadata
})
// #enddocregion metadata
// #docregion class
export class DashboardComponent implements OnInit {
heroes: Hero[] = [];
// #docregion ctor
constructor(private heroService: HeroService) { }
// #enddocregion ctor
ngOnInit(): void {
this.heroService.getHeroes()
.then(heroes => this.heroes = heroes.slice(1, 5));
}
}