<view class="activity-box">

    <view class="grid">

      <view class="grid-item" wx:for='{{img.gridImg}}' wx:key='b'>

        <view class="box" id="{{index}}" bindtap="grid">

          <image class="grid-item-img" src="{{item}}"/>

          <view class="grid-item-title">{{img.gridTitle[index]}}</view>

        </view>

      </view>

    </view>

  </view>

Page({

  data: {

    img:{

      gridImg:[

        '../../images/lingshi.png',

        '../../images/zixingche.png',

        '../../images/shiwu.png',

        '../../images/paoche.png'

      ],

      gridTitle:[

        '合院超市',

        '合院镖局',

        '合院外卖',

        '合院驾校'

      ],

    }

  },

})