<view><view style="text-align:center;margin:100rpx;font-size:36rpx;">欢迎回来</view><view style="width:50%;margin:0 auto;"><button open-type="getUserInfo" data-event-opts="{{[['tap',[['wxlogion',['$event']]]]]}}" bindtap="__e">授权登录</button></view></view>