<view class="van-checkbox custom-class">
  <view class="van-checkbox__icon-wrap" bindtap="toggle">
    <slot wx:if="{{ useIconSlot }}" name="icon" />
    <van-icon
      wx:else
      name="success"
      class="{{ iconClass }}"
      custom-class="icon-class"
      custom-style="line-height: 20px;"
    />
  </view>
  <view class="van-checkbox__label van-checkbox__label--{{ labelPosition }} label-class" bindtap="onClickLabel">
    <slot />
  </view>
</view>