1.微信公众平台配置(下载校验文件放到域名目录里面)

2.index.js

import util from 'util'     onLoad(options) {         var src = decodeURIComponent(options.q);         var params = util.getSplit(src);         console.log(params.code);      }

3.util.js

static getSplit(res) {   var arr = res.split('?');   var sub;   var code = "";   if(arr && arr.length > 0){     sub = arr[1].split("&");     for (var i in sub){       var ca = sub[i].split('=');       if(ca.length>0 && ca[0] == "code"){         code = ca[1];       }     }   }   return {     code: code   } }