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

0 vote304 views1 answer
Node js arabic number to english number
Javascript Node.js
6 votes275 views1 answer
Node js event emitter
Javascript Node.js
18 votes270 views2 answers
.gitignore nodejs
Javascript Node.js
3 votes228 views1 answer
Node cwd
Javascript Node.js
0 vote257 views1 answer
Node js timestamp format
Javascript Node.js
0 vote277 views1 answer
Nodejs array write to lines file
Javascript Node.js
0 vote294 views1 answer
Hex string to buffer nodejs
Javascript Node.js
1 vote261 views2 answers
Nodejs check directory exist or not
Javascript Node.js
2 votes261 views1 answer
Refresh after delete in node
Javascript Node.js
0 vote255 views1 answer
How to load image from dir nodejs
Javascript Node.js