<!--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) {//展开 收缩
console.log(e.currentTarget.dataset.key) ////打印点击当前列表
this.setData({
show: !this.data.show,
state: e.currentTarget.dataset.key ///当前点击的列表
});
},