如图,npm start 启动后报错: node:events:505 throw er; // Unhandled 'error' event ^ Error: write EPIPE at process.target._send (node:internal/child_process:866:20) at process.target.send (node:internal/child_process:739:19) at sendHelper (node:internal/cluster/utils:28:15) at send (nod...
var EventEmitter = require('events').EventEmitter;(引入events模块) var life = new EventEmitter(); life.on('a',function( who ){ console.log("给"+who+"做饭"); }) life.on('a',function( who ){ console.log("给"+who+"洗衣服"); }) function watter( who ){ console.log("给"+who+"...
571 node的events模块 常见的属性 方法的补充 01_events基础方法.js const EventEmitter = require("events"); // 1.创建发射器 const emitter = new EventEmitter(); // 2.监听某一个事件 // addListener是on的alias简写 emitter.on('click', (args) => { console.log("监听1到click事件", args); })...