这篇文章主要介绍了Angular中http请求模块的使用方法，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
计算
安全
数据库
网络和加速
企业服务
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import {FormsModule} from '@angular/forms';
import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';
import {HttpClientModule,HttpClientJsonpModule} from '@angular/common/http'
@NgModule({
declarations: [
AppComponent
],
imports: [
BrowserModule,
AppRoutingModule,
FormsModule,
HttpClientModule,
HttpClientJsonpModule
],
providers: [],
bootstrap: [AppComponent]
})
export class AppModule { }import { Component, OnInit } from '@angular/core';
import { HttpClient, HttpHeaders, HttpParams } from '@angular/common/http';
import Qs from 'qs';
@Component({
selector: 'app-http',
templateUrl: './http.component.html',
styleUrls: ['./http.component.less']
})
export class HttpComponent implements OnInit {
constructor(public http: HttpClient) { }
ngOnInit(): void {
this.getPostData(); //post
this.getTestData(); //get
this.getJsonpData() //jsonp
}
getPostData() {
this.http.post('http://localhost:3000/api/info', {
name: 'laney'
}, {
headers: new HttpHeaders({
'Content-Type': 'application/json'
})
}).subscribe((res) => {
console.log(res);
})
}
getTestData() {
var obj1 = {
name: 'alice',
age: '20'
}
var params = Qs.stringify(obj1);
console.log(params)
//第一种方式：字符串拼接
this.http.get('http://localhost:3000/api/school?' + params).subscribe((res) => {
console.log(res);
})
//第二种方式：HttpParams
var oarma = new HttpParams({ fromString: params });
this.http.get('http://localhost:3000/api/school?', {
params: oarma
}).subscribe((res) => {
console.log(res);
})
}
getJsonpData() {
this.http.jsonp('http://localhost:3000/getscript', 'callback').subscribe((res) => {
console.log(res);
})
}import { Injectable } from '@angular/core';
import {HttpClient,HttpHeaders,HttpParams} from '@angular/common/http';
import Qs from 'qs';
import { environment } from '../../environments/environment';
console.log(environment.baseURL);
@Injectable({
providedIn: 'root'
})
export class RxjsService {
constructor(public http:HttpClient) { }
postFun(url,data){
return this.http.post(environment.baseURL+url,data,{
headers:new HttpHeaders({
'Content-Type':'application/json'
})
})
}
getFun(url,data){
var params = Qs.stringify(data);
return this.http.get(environment.baseURL+url+'?'+params)
}
}import { Component, OnInit } from '@angular/core';
import {RxjsService} from '../../services/rxjs.service';
@Component({
selector: 'app-rxjs',
templateUrl: './rxjs.component.html',
styleUrls: ['./rxjs.component.less']
})
export class RxjsComponent implements OnInit {
constructor(public rxjs:RxjsService) { }
ngOnInit(): void {
}
getRXJS(){
this.rxjs.getFun('/api/school',{
name:'alice'
}).subscribe((res)=>{
console.log(res);
})
}
postRXJS(){
this.rxjs.postFun('/api/info',{
name:'alice'
}).subscribe((res)=>{
console.log(res);
})
}
}感谢你能够认真阅读完这篇文章，希望小编分享的“Angular中http请求模块的使用方法”这篇文章对大家有帮助，同时也希望大家多多支持亿速云，关注亿速云行业资讯频道，更多相关知识等着你来学习!
亿速云「云服务器」，即开即用、新一代英特尔至强铂金CPU、三副本存储NVMe SSD云盘，价格低至29元/月。点击查看>>
免责声明：本站发布的内容（图片、视频和文字）以原创、转载和分享为主，文章观点不代表本网站立场，如果涉及侵权请联系站长邮箱：is@yisu.com进行举报，并提供相关证据，一经查实，将立刻删除涉嫌侵权内容。
