因为我引入了阿里巴巴矢量库的文件（全部），，，吧jS删除即可：
报错：
MiniProgramError
TypeError: Cannot read property 'getElementsByTagName' of undefined
TypeError: Cannot read property 'getElementsByTagName' of undefined
at getElementsByTagName (static/font/city/iconfont.js:1:1)
at (static/font/city/iconfont.js:1:1)
at u (WASubContext.js:2:2244637)
at at (app-service.js:2026:10)
其实不用引入一个的 我....我懒...
把它删除即可