I want to set a global variable userInfo, in app.wpy and call
in the mine page. 
can be printed out, but I don"t know how to call it on other pages. I use the wepy framework, and some of the code is written differently. Ask for advice
.
I want to set a global variable userInfo, in app.wpy and call
in the mine page.
can be printed out, but I don"t know how to call it on other pages. I use the wepy framework, and some of the code is written differently. Ask for advice
. page this.$parent.globalData.userInfo get
document, it is clear that the App object can be obtained through this.$parent in the page instance.
is equivalent to the original app = getApp () to get app
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