// Importing the Event Emitter module

const EventEmitter = require('events');

​

// Creating a custom class that extends EventEmitter

class MyEmitter extends EventEmitter {}

​

// Instantiating an object of the custom class

const myEmitter = new MyEmitter();

​

// Registering an event listener for the 'myEvent' event

myEmitter.on('myEvent', () => {

  console.log('Event triggered!');

});

​

// Emitting the 'myEvent' event

myEmitter.emit('myEvent');