单选窗口

<view class="cu-modal {{modalName=='RadioModal'?'show':''}}" bindtap="hideModal">
<view class="cu-dialog" catchtap>
<radio-group class="block">
<view class="cu-list menu text-left">
<view class="cu-item" wx:for="{{5}}" wx:key>
<label class="flex justify-between align-center flex-sub">
<view class="flex-sub">Item {{index +1}}</view>
<radio class="round"></radio>
</label>
</view>
</view>
</radio-group>
</view>
</view>