answer-mini/wechat-app/static/vant/grid-item/index.wxml

<wxs src="../wxs/utils.wxs" module="utils" />

<view class="custom-class {{ utils.bem('grid-item', { square }) }}" style="{{ viewStyle }}" bindtap="onClick">
  <view
    class="content-class {{ utils.bem('grid-item__content', [direction, { center, square, clickable, surround: border && gutter }]) }} {{ border ? 'van-hairline--surround' : '' }}"
    style="{{ contentStyle }}"
  >
    <block wx:if="{{ useSlot }}">
      <slot />
    </block>
    <block wx:else>
      <view class="van-grid-item__icon icon-class">
        <van-icon wx:if="{{ icon }}" name="{{ icon }}" color="{{ iconColor }}" dot="{{ dot }}" info="{{ badge || info }}" size="{{ iconSize }}" />
        <slot wx:else name="icon"></slot>
      </view>
      <view class="van-grid-item__text text-class">
        <text wx:if="{{ text }}">{{ text }}</text>
        <slot wx:else name="text"></slot>
      </view>
    </block>
  </view>
</view>