types of http request in angular 8 code example

Example: use of http in angular 8

Add in -> app/app.module.ts
import { HttpClientModule } from '@angular/common/http';
imports: [
    // import HttpClientModule after BrowserModule.
    HttpClientModule,
  ],
Add in service 
import { HttpClient } from '@angular/common/http';
constructor(private http: HttpClient) { }
Make get request 
return this.http.get(this.configUrl);