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app.js
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app.js
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//app.js
App({
globalData:{
apiHost:'https://mhxj.jqyish.top/shiwu/',
imgHost:'https://mhxj.jqyish.top/',
userInfo: null
},
//监听小程序初始化,当小程序初始化完成时会触发发,且全局只触发一次
onLaunch: function() {
//console.log('app----------------执行');
//调用API从本地缓存中获取数据
//var logs = wx.getStorageSync('logs') || []
//logs.unshift(Date.now())
//wx.setStorageSync('logs', logs)
},
//用户自定义的全局数据,可以通过var app = getApp()获取app实例,再通过app.globalData.userInfo获取数据
getUserInfo: function(cb) {
var that = this
if (this.globalData.userInfo) {
typeof cb == "function" && cb(this.globalData.userInfo)
} else {
//调用登录接口
wx.getUserInfo({
withCredentials: false,
success: function(res) {
that.globalData.userInfo = res.userInfo
typeof cb == "function" && cb(that.globalData.userInfo)
}
})
}
}
})