wxmini/dist/submit-bar/index.wxml

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

<view class="van-submit-bar custom-class">
  <slot name="top" />

  <view wx:if="{{ tip }}" class="van-submit-bar__tip">
    {{ tipStr }}<slot name="tip" />
  </view>

  <view class="bar-class {{ utils.bem('submit-bar__bar', { safe: safeAreaInsetBottom && isIPhoneX }) }}">
    <slot />
    <view class="van-submit-bar__text">
      <block wx:if="{{ hasPrice }}">
        <text>{{ label || '合计：' }}</text>
        <text class="van-submit-bar__price price-class">
          <text class="van-submit-bar__currency">{{ currency }}</text> {{ priceStr }}
        </text>
      </block>
    </view>
    <van-button
      square
      size="large"
      type="{{ buttonType }}"
      loading="{{ loading }}"
      disabled="{{ disabled }}"
      class="van-submit-bar__button"
      custom-class="button-class"
      bind:click="onSubmit"
    >
      {{ loading ? '' : buttonText }}
    </van-button>
  </view>
</view>