1.安装 npm i mao-tools 2.引入 const mao = require('mao-tools') 3.日期格式化 const str = mao.dateFormat(new Date()) console.log(str) 4.转义 const str2 = '<h1 title="logo">标题</h1>' const str3 = mao.htmlEscape(str2) console.log(str3); 5.还原 const str4=mao.htmlUnEscape(str3) console.log(str4); 6.协议 ISC