<!--下拉列表-->
<view class='lists' bindtap="selectTap" wx:for="{{item}}" wx:key="key" wx:for-item="item" data-key='{{index}}' >
<view class='listsview'>
<text class='liststxt'>{{item.name}}</text>
<image class="downimg {{show && state==index &&'select_img_rotate'}}" src="{{item.img}}"></image>
</view>
<view class="{{show && state==index?'actives':'defaults'}} ">
<text class='showtxt'>{{item.nameshow}}</text>
</view>
</view>
/**js**/
selectTap(e) {//展開 收縮
console.log(e.currentTarget.dataset.key) ////打印點擊當前列表
this.setData({
show: !this.data.show,
state: e.currentTarget.dataset.key ///當前點擊的列表
});
},