一.小知识二.例子1.wxml<viewclass="container"><viewwx:for="{{imgalist}}"wx:for-item="image"class="previewimg"><imagesrc="{{image}}"data-src="{{image}}"bi...

//http.js:constapp=getApp()//constPromise=require('./es6-promise.js')//兼容低版本微信，现在可能用不上了consthttp=(url,data)=>{returnnewPromise(function(resolve,reject){wx.re...