形式:<view data-key="{{自定义属性值}}"></view>
示例:
wxml:
<view class="page-slidebar">
<view class="page-content">
<view class="wc" wx:for="{{programList}}" wx:key="this" data-id='{{item.id}}' data-name='{{item.prjName}}' catchtap='getgwsnList' bindtap="bingViewTap">{{item.prjName}}</view>
</view>
</view>
js:
getgwsnList:function(e){
//例如我要将我从接口拿到的数组数据来对应修改navigationBarTitleText
wx.setNavigationBarTitle({
title: e.currentTarget.dataset.name
})
}