app.module.ts

//app.module.ts
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';

import { HttpClientModule, HttpClientJsonpModule } from '@angular/common/http';


@NgModule({
  declarations: [
    //...
  ],
  imports: [
    BrowserModule,
    HttpClientModule,
    HttpClientJsonpModule,
  ]
})
export class AppModule { }