<!-- 首页单张图 -->
<view class="singleImgContainer" style="height:{{item.data.ratio}}rpx">
  <image src="{{item.data.src}}" class='singleImg' mode="aspectFill" 
  data-url="{{item.data.url}}" data-src="{{item.data.src}}" data-title="{{item.data.title}}" 
  data-jump_rule="{{item.data.url}}" data-type="go.list" 
  bindtap="jumpByRule" data-f_id="{{f_id}}" data-f_index='{{f_index}}' 
  data-f_inindex='{{0}}' data-f_name='{{f_name}}' 
  data-f_name='{{f_name}}'></image>
</view>