Observer test

Need to understand the observer

by Chris

HTML

<script src="https://unpkg.com/@reactivex/[email protected]/dist/global/Rx.js"></script>

<button>
HYUTS
</button>

JavaScript

var button = document.querySelector('button');

var observer = {
	next: function(value) {
  	console.log(value);
  },
  error: function(error) {
  	console.error(error);
  },
  complete: function() {
  	console.log('Completed');
  }
}

Rx.Observable.fromEvent(button, 'click')
.subscribe(observer);