wechat-pilelog/vant/goods-action-icon/index.wxml

<van-button
  square
  id="{{ id }}"
  size="large"
  lang="{{ lang }}"
  loading="{{ loading }}"
  disabled="{{ disabled }}"
  open-type="{{ openType }}"
  business-id="{{ businessId }}"
  custom-class="van-goods-action-icon"
  session-from="{{ sessionFrom }}"
  app-parameter="{{ appParameter }}"
  send-message-img="{{ sendMessageImg }}"
  send-message-path="{{ sendMessagePath }}"
  show-message-card="{{ showMessageCard }}"
  send-message-title="{{ sendMessageTitle }}"
  bind:click="onClick"
  binderror="onError"
  bindcontact="onContact"
  bindopensetting="onOpenSetting"
  bindgetuserinfo="onGetUserInfo"
  bindgetphonenumber="onGetPhoneNumber"
  bindlaunchapp="onLaunchApp"
>
  <van-icon
    wx:if="{{ icon }}"
    name="{{ icon }}"
    dot="{{ dot }}"
    info="{{ info }}"
    size="{{ size }}"
    color="{{ color }}"
    class-prefix="{{ classPrefix }}"
    class="van-goods-action-icon__icon"
    custom-class="icon-class"
    info-class="info-class"
  />
  <view wx:else>
    <slot name="icon" />
  </view>
  <text class="text-class">{{ text }}</text>
</van-button>