NodeJSEvents 模块

Posted 2021-10-16 Rand Tsui

const EventEmitter = require('events');

const ee = new EventEmitter();

ee.on('eventname', (a, b) => {
    console.log(a, b);  // 1 r
    ee.removeAllListeners(['eventname']);
});
ee.emit('eventname', 1, 'r');