Can you explain EventEmitter in Node.js?

Can you explain EventEmitter in Node.js?

Sure! EventEmitter is a class in Node.js that allows you to handle events and listeners. It enables you to create and manage custom events.

How do I create an instance of EventEmitter?

You can create an instance by requiring the 'events' module and then using the 'EventEmitter' class like this:

const EventEmitter = require('events');
const myEmitter = new EventEmitter();

What are some common methods of EventEmitter?

Some common methods include 'on' to register an event listener, 'emit' to trigger an event, and 'removeListener' to remove a listener.

Can you give me an example of using EventEmitter?

Absolutely! Here's a simple example:

const EventEmitter = require('events');
const myEmitter = new EventEmitter();

myEmitter.on('event', () => {
  console.log('An event occurred!');
});

myEmitter.emit('event'); // This will log 'An event occurred!'