picker 选择器问题
<picker bindchange=“bindPayChange” value="{{AccountIndex}}“range-key=”{{CarNum}}" range="{{RemittanceAccount}}">
<view class=“picker”>
<text class=‘iconfont icon-xiangxiajiantou’></text>
<text>{{RemittanceAccount[AccountIndex].CarNum}}</text>
</view>
</picker>
谁能告诉我 range-key range 分别应该怎么 绑定