wx:for 循环里面的内容怎么更换

Question

<view class="item" wx:for="{{Items}}">
  <view class="item-IMG">
    <image src="cloud://cloud1-2g85e0fnd7caadea.636c-cloud1-2g85e0fnd7caadea-1308292860/images/Index/周末训练/轨迹直播.jpg"></image>
  </view>
  <view class="item-TEX">
    <text>Grade-1（G-1）轨迹直播</text>
    <view catchtap="catchVideoTap" type="primary" class="Button">
      <button>点击查看</button>
    </view>
  </view>
</view>

需要替换的是
<text>Grade-1（G-1）轨迹直播</text> 和 catchtap的点击时间

Answer 1

<view class="item" wx:for="{{Items}}">
  <view class="item-IMG">
    <image src="cloud://cloud1-2g85e0fnd7caadea.636c-cloud1-2g85e0fnd7caadea-1308292860/images/Index/周末训练/轨迹直播.jpg"></image>
  </view>
  <view class="item-TEX">
  <!---key名自己修改下-->
    <text>{{item.key}}</text>
    <view catchtap="catchVideoTap" type="primary" class="Button">
      <button>点击查看</button>
    </view>
  </view>
</view>