## 1.-for循环 ~~~ div - for(var i=0;i<arr.length;i++) div=arr[i] ~~~ ## 2. !=还原数据中的html标签 ~~~ //index.jd body!=content //index.js const jade = require('jade'); console.log(jade.renderFile('./views/index.jd',{pretty:true, content:"<div>hello workd</div><p>good job</p>"}) ~~~