NodeJS Slip12a Solution

//Slip_12A.js
const EventEmitter = require('events');

// Create an instance of EventEmitter
const myEmitter = new EventEmitter();

// Bind the first listener to the 'myEvent' event
myEmitter.on('myEvent', () => {
console.log('First listener called');
});

// Bind the second listener to the 'myEvent' event
myEmitter.on('myEvent', () => {
console.log('Second listener called');
});

// Emit the 'myEvent' event
myEmitter.emit('myEvent');