[英]Ionic2/Angular2 Http is not working
我是Ionic Framework和Angular2的新手。 我无法将发布请求发送到服务器。 我不知道我缺少什么。
我的应用程式码:
import { Component } from '@angular/core';
import { NavController } from 'ionic-angular';
import {Camera} from 'ionic-native';
import { Http, Headers, HTTP_PROVIDERS } from 'angular2/http';
import 'rxjs/Rx';
@Component({
selector: 'page-upload',
templateUrl: 'upload.html'
})
export class UploadPage {
public base64Image: string;
array = Array<any>;
loading: boolean;
constructor(public navCtrl: NavController,public http: Http) {
}
takePicture(){
Camera.getPicture({
destinationType: Camera.DestinationType.DATA_URL,
targetWidth: 1000,
targetHeight: 1000
}).then((imageData) => {
// imageData is a base64 encoded string
this.base64Image = "data:image/jpeg;base64," + imageData;
}, (err) => {
console.log(err);
});
}
accessGallery(){
Camera.getPicture({
sourceType: Camera.PictureSourceType.SAVEDPHOTOALBUM,
destinationType: Camera.DestinationType.DATA_URL
}).then((imageData) => {
this.base64Image = 'data:image/jpeg;base64,'+imageData;
}, (err) => {
console.log(err);
});
}
makePostRequest() {
this.http.get('https://public-api.wordpress.com/rest/v1.1/freshly-pressed/').subscribe(data => {
});
}
}
当我为Android编译应用程序时,出现以下错误:
L16: constructor(public navCtrl: NavController,public http: Http) {
Cannot find name 'Http'.
我检查了我的Ionic 2项目之一,您的进口货应该是
import {Http, Headers, RequestOptions, Response} from '@angular/http';
检查您的package.json并修复您的项目依赖项。 您可以将该项目用作参考
https://github.com/driftyco/ionic-conference-app/blob/master/package.json
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