Http Post方法在離子2

Question

我試着發送參數到我的節點服務器，我得到這樣的錯誤「未捕獲（承諾）：錯誤：沒有提供程序的Http！錯誤：沒有提供程序的Http！在injectionError」我

let postParams = { 
    name: "RAJ", 
    username: "RAJ", 
    email: "RAJ", 
    pass: "RAJ" 
} 

this.http.post("http://localhost:8080/users", postParams, options) 
    .catch(error => console.log(error)) 
    .subscribe(data => console.log(data['_body'])); 

Answer 1

添加HttpModule你的模塊，

import { HttpModule } from '@angular/http'; 

@NgModule({ 
    imports: [ BrowserModule, HttpModule]  
})