在app.json的pages里要注明你编辑的网页地址 "pages": [ //以下两行是原有的代码     "pages/index/index",     "pages/logs/logs", //以下三行是我自己新加的网页路径     "pages/learn_wxml/learn_wxml",     "pages/main/main",     "pages/prepare/prepare"   ],