import {HttpClient} from "mon/http"; constructor(public http:HttpClient) { }
get 请求数据
var api = "api/productlist"; this.http.get(api).subscribe(response = { console.log(response); });
Angular post 提交数据
在用到的地方引入 HttpClient、HttpHeaders 并在构造函数声明 HttpClient
import {HttpClient,HttpHeaders} from "mon/http"; constructor(public http:HttpClient) { }
post 提交数据
const httpOptions = { headers: new HttpHeaders({ 'Content-Type': 'application/json' }) var api = "doLogin"; this.http.post(api,{username:'张三',age:'20'},httpOptions).subscribe(response = { console.log(response); });
Angular Jsonp 请求数据
在 app.module.ts 中引入 HttpClientModule、HttpClientJsonpModule 并注入
import {HttpClientModule,HttpClientJsonpModule} from 'mon/http'; imports: [ BrowserModule, HttpClientModule, HttpClientJsonpModule ]
在用到的地方引入 HttpClient 并在构造函数声明
import {HttpClient} from "mon/http"; constructor(public http:HttpClient) { }
jsonp 请求数据
var api = "api/productlist"; this.http.jsonp(api,'callback').subscribe(response = { console.log(response); });
Angular 中使用第三方模块 axios 请求数据
安装 axios
cnpm install axios --save
用到的地方引入 axios
import axios from 'axios'; axios.get('/user ID=12345') .then(function (response) { // ess console.log(response); .catch(function (error) { // handle error console.log(error); .then(function () { // always executed });
封装service作为http服务
import { Injectable } from '@angular/core'; import axios from 'axios'; @Injectable({ providedIn: 'root' export class Htt凡科抠图erviceService { constructor() { } axiosGet(api){ return new Promise((resolve,reject)= { axios.get(api) .then(function (response) { // ess resolve(response) }
总结
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