Example #1
0
emitter.on('send', listener2);

emitter.on('send', listener3);

emitter.once('send', listener);

emitter.once(1, listener4);

emitter.prependListener('send', listener5);

emitter.prependOnceListener('send', listener6);

emitter.listeners('send');
emitter.listenerCount('send');
emitter.rawListeners('send');

EventEmitter.defaultMaxListeners = 100;
console.log(`count(static): ${EventEmitter.listenerCount(emitter, 'send')}`);
console.log(`ncount: ${emitter.listenerCount('send')}`);
console.log(`maxListeners: ${emitter.getMaxListeners()}`);
console.log(`eventNames: ${emitter.eventNames().join(', ')}`);
console.log(`rawListeners count: ${emitter.rawListeners('send').length}`);

setTimeout(() => {
  console.log('\n');
  emitter.emit('send');
}, 1000);

setTimeout(() => {
  console.log('\n');