Creating and Using a new Component in Angular

Or using CLI :

ng generate component server

server.component.ts

import { Component, OnInit } from '@angular/core';

@Component({
  selector: 'app-server',
  templateUrl: './server.component.html',
  styleUrls: ['./server.component.css']
})
export class ServerComponent implements OnInit {

  constructor() { }

  ngOnInit() {
  }

}

app.module.ts

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';

import { AppComponent } from './app.component';
import { ServerComponent } from './server/server.component';

@NgModule({
  declarations: [
    AppComponent,
    ServerComponent
  ],
  imports: [
    BrowserModule
  ],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule { }

app.component.html

<div>Hello World</div>

<app-server></app-server>

References
https://github.com/mhdr/AngularSamples/tree/master/002/my-app

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