===== Event Binding =====
<code javascript>
import { Component, OnInit } from '@angular/core';

@Component({
  selector: 'app-test-eb',
  template: `
  <h2>
    Welcome {{ name }}
  </h2>
  <button (click)="onClick($event)">Greet</button>
  <button (click)="greeting='Welcome Code'">Greet</button>

  {{ greeting }}
  `,
  styleUrls: ['./test-eb.component.css']
})
export class TestEbComponent implements OnInit {
  name = "Codevolution";
  greeting = "";
  constructor() { }

  ngOnInit() {
  }

  onClick(event){
    console.log(event);
    this.greeting = event.type;
  }
}
</code>