[英]ionic 3 show data from api to html
我需要您的帮助,我需要从api中获取一些数据。 我需要在应用程序中显示数据(使用html格式),可以告诉我在.html中显示不佳的内容吗? 这是代码。在数据中有100个带有name字段的数组。 我只想在列表中显示名称,例如list中的100 name。 谢谢
import { Component } from '@angular/core';
import { NavController } from 'ionic-angular';
import { HospitalPage } from '../hospital/hospital';
import { Observable } from 'rxjs/Observable';
import { HttpClient, HttpHeaders } from '@angular/common/http';
@Component({
selector: 'page-home',
templateUrl: 'home.html'
})
export class HomePage {
data: Observable<any>;
galleryType = 'pintrest';
token: string;
constructor(public navCtrl: NavController, public httpClient:
HttpClient) {
this.token = "ee66cf61762eab785b006186dbc8c980";
}
getDataUsingToken(token) {
return this.httpClient.get('url.com',
{headers:new HttpHeaders({
'token': token
}
)
}
)
}
ngOnInit() {
this.getDataUsingToken(this.token).subscribe(data=>{
this.data = data;
console.log(data);
},
err => console.log(err.message)
);
}
}
我无法访问您的API,但是如果数据像您所说的那样结构化,那应该可以
<p *ngFor="let item of data.records">{{item.name}}<p>
这样的事情可以为您工作
<ion-list>
<ion-item *ngFor="let item of renderData">
<ion-label>{{item.name}}</ion-label>
</ion-item>
<ion-item>
<button ion-button color="primary" (click)="prev()"><<</button>
<button ion-button color="primary" (click)="next()">>></button>
</ion-item>
</ion-list>
这将按10项处理显示数据
getData( ) {
this.renderData = this.data.slice(this.currentIndex,this.currentIndex+10)
}
next() {
if ( (this.currentIndex +10) < this.data.length) {
this.currentIndex +=10;
this.getData();
}
}
prev(){
if ( (this.currentIndex -10) >=0) {
this.currentIndex -=10;
this.getData();
}
}
.ts
import { Component } from '@angular/core';
import { IonicPage, NavController, NavParams } from 'ionic-angular';
import { Observable } from 'rxjs/Observable';
import { HttpClient, HttpHeaders } from '@angular/common/http';
@IonicPage()
@Component({
selector: 'page-hospital',
templateUrl: 'hospital.html',
})
export class HospitalPage {
data: Observable<any>;
token: string;
constructor(public navCtrl: NavController, public navParams: NavParams, public httpClient: HttpClient) {
this.token = "ee66cf61762eab785b006186dbc8c980";
}
ionViewDidLoad() {
console.log('ionViewDidLoad HospitalPage');
}
getDataUsingToken(token) {
return this.httpClient.get('http://api.igiinsurance.com.pk:8888/insurance_takaful/insurance-api/get_panel_hospitals.php?offset=0&limit=100',{headers:new HttpHeaders({
'token': token
}
)
}
)
}
list;
ngOnInit() {
this.getDataUsingToken(this.token).subscribe(data=>{
console.log(data);
this.list = data.records;
console.log(data.records);
},
err => console.log(err.message)
);
}
}
.html
<ion-content>
<ion-item >
<p *ngFor="let item of list">{{item.name}}<p>
</ion-item>
</ion-content>
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