基本上,我试图构建一个应用程序,将http请求发送到服务器,并在app.i上显示数据。i遵循这个教程,.i在安装了所有模块之后显示了there.but。我对ionic.So知之甚少,给我一个文章和描述性的解决方案。

packages.json
{
"name": "CompassApp",
"version": "0.0.1",
"author": "Ionic Framework",
"homepage": "http://ionicframework.com/",
"private": true,
"scripts": {
"clean": "ionic-app-scripts clean",
"build": "ionic-app-scripts build",
"lint": "ionic-app-scripts lint",
"ionic:build": "ionic-app-scripts build",
"ionic:serve": "ionic-app-scripts serve"
},
"dependencies": {
"@agm/core": "^1.0.0-beta.3",
"@angular/animations": "5.2.10",
"@angular/common": "^6.0.3",
"@angular/compiler": "^6.0.3",
"@angular/compiler-cli": "^6.0.3",
"@angular/core": "^6.0.3",
"@angular/forms": "^6.0.3",
"@angular/http": "^6.0.3",
"@angular/platform-browser": "^6.0.3",
"@angular/platform-browser-dynamic": "^6.0.3",
"@ionic-native/barcode-scanner": "^4.7.0",
"@ionic-native/core": "4.7.0",
"@ionic-native/http": "^4.7.0",
"@ionic-native/splash-screen": "4.7.0",
"@ionic-native/status-bar": "4.7.0",
"@ionic/pro": "1.0.20",
"@ionic/storage": "2.1.3",
"angularfire2": "^5.0.0-rc.10",
"cordova-plugin-advanced-http": "^1.11.1",
"firebase": "^5.0.4",
"ionic-angular": "3.9.2",
"ionicons": "3.0.0",
"phonegap-plugin-barcodescanner": "^8.0.0",
"rxjs": "^5.5.11",
"sw-toolbox": "3.6.0",
"zone.js": "0.8.26"
},
"devDependencies": {
"@ionic/app-scripts": "3.1.9",
"typescript": "~2.6.2"
},
"description": "An Ionic project",
"cordova": {
"plugins": {
"phonegap-plugin-barcodescanner": {},
"cordova-plugin-advanced-http": {}
}
}
}Rect.ts
import { HttpClient } from '@angular/common/http';
import { Injectable } from '@angular/core';
/*
Generated class for the RestProvider provider.
See https://angular.io/guide/dependency-injection for more info on providers
and Angular DI.
*/
@Injectable()
export class RestProvider {
apiUrl = 'https://jsonplaceholder.typicode.com';
constructor(public http: HttpClient) {
console.log('Hello RestProvider Provider');
}
getUsers() {
return new Promise(resolve => {
this.http.get(this.apiUrl+'/users').subscribe(data => {
resolve(data);
}, err => {
console.log(err);
});
});
}
}发布于 2018-06-04 10:18:14
角6不适用于RxJS 5.5,而适用于RxJS 6。
您的package.json应该包含"rxjs": "^6.1.0"
https://stackoverflow.com/questions/50678213
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