Nodejs event

Node js event emitter

const EventEmitter = require('events');

class MyEmitter extends EventEmitter {
  foo() {
    this.emit('test');
  }
}
const myEmitter = new MyEmitter();
myEmitter.on('test', () => console.log('Yay, it works!'));

myEmitter.foo();	// Yay it works!

Nodejs event

const EventEmitter = require('events');

class MyEmitter extends EventEmitter {}

const myEmitter = new MyEmitter();
myEmitter.on('event', () => {
  console.log('an event occurred!');
});
myEmitter.emit('event');

Source: nodejs.org

Similar codes

4 votes282 views2 answers
Node js module export class
Javascript Node.js
2 votes274 views1 answer
Promise syntax in node js
Javascript Node.js
1 vote276 views1 answer
Node wrangler preview
Javascript Node.js
0 vote280 views1 answer
Node js run bat file
Javascript Node.js
-1 vote299 views1 answer
Get home directory in nodejs windows
Javascript Node.js
0 vote237 views1 answer
Nodejs mysql error handling with user example
Javascript Node.js
6 votes331 views3 answers
Nodejs btoa
Javascript Node.js
8 votes231 views3 answers
Js unix time
Javascript Node.js
96 votes340 views3 answers
Node string to json
Javascript Node.js
3 votes288 views2 answers
Bcrypt nodejs hash password
Javascript Node.js