Please, help me to solve this problem these are the code
finalis-service.ts
`import {Injectable} from ‘@angular/core’;
import {Http} from ‘@angular/http’;
import ‘rxjs/add/operator/map’;
@Injectable()
export class FinalisService {
data: any = null;
constructor(public http: Http) {}
load() {
if (this.data) {
return Promise.resolve(this.data);
}
return new Promise(resolve => {
this.http.get('http://localhost/BGKadmin/index.php/Welcome/Api')
.map(res => res.json())
.subscribe(data => {
this.data = data.results;
resolve(this.data);
});
});
}
}
`
home.html
<ion-navbar *navbar>
BKG
<ion-content class="home">
<ion-row><center>Finalis Pemilihan Bujang Gadis Kampus</center></ion-row>
<ion-list>
<ion-item *ngFor=#person of finalis">
<h2>{{person.nomor}}</h2>
</ion-item>
</ion-list>
</ion-content>
home.ts
`import {Page, NavController} from ‘ionic-angular’;
import {VotePage} from ‘…/vote/vote’;
import {FinalisService} from ‘…/…/providers/finalis-service/finalis-service’;
@Page({
templateUrl: 'build/pages/home/home.html',
providers: [FinalisService]
})
export class HomePage {
public finalis: any;
constructor(public nav: NavController, public finalisService: FinalisService) {
this.loadFinalis();
}
vote(){
this.nav.push(VotePage);
}
loadFinalis(){
this.finalisService.load().then(data=> {
this.finalis =data;
});
}
}`
and when ionic serve