wxhuanart/miniprogram/miniprogram_npm/tdesign-miniprogram/steps/step-item.wxml

<view
  class="{{prefix}}-step {{prefix}}-step--{{layout}} {{prefix}}-step--{{theme}}-anchor {{prefix}}-step--{{isLastChild ? 'last-child':'not-last-child'}} {{prefix}}-class {{readonly ? prefix + '-step--readonly' : ''}}"
>
  <view class="{{classPrefix}} {{classPrefix}}--{{curStatus}}">
    <view class=" {{classPrefix}}__inner {{isLarge ? classPrefix + '__inner--large' : '' }} {{prefix}}-class-inner">
      <view class="{{classPrefix}}-wrapper">
        <!-- icon  -->
        <view class="{{classPrefix}}__icon" bindtap="click">
          <view wx:if="{{isDot}}" class="{{classPrefix}}__icon-dot"></view>
          <view
            wx:elif="{{computedIcon}}"
            class="{{computedIcon === 'slot'? (classPrefix + '__icon-slot' ) : (classPrefix + '__icon-number')}} {{isLarge ? (classPrefix + '__icon-number--large') : ''}}"
          >
            <slot wx:if="{{computedIcon === 'slot'}}" name="icon" />
            <t-icon wx:else name="{{computedIcon}}" size="{{isLarge ? '24px' : '16px'}}" />
          </view>
          <view wx:else class="{{classPrefix}}__icon-number">{{index + 1}}</view>
        </view>
        <!-- content -->
        <view class="{{classPrefix}}__content {{prefix}}-class-content">
          <view class="{{classPrefix}}__title {{prefix}}-class-title">
            {{ title }}
            <slot name="title" />
          </view>
          <view class="{{classPrefix}}__description {{prefix}}-class-description">
            {{ content }}
            <slot name="content" />
          </view>
          <view class="{{classPrefix}}__extra {{prefix}}-class-extra">
            <slot name="extra" />
          </view>
        </view>
      </view>

      <!-- 垂直 子步骤条 -->
      <view
        class="{{classPrefix}}__sub-wrapper"
        wx:if="{{ layout === 'vertical' && curSubStepItems.length && !isLastChild}}"
      >
        <!-- 子步骤条默认状态:default -->
        <view
          class="{{classPrefix}}-sub {{classPrefix}}-sub-status--default {{classPrefix}}-sub-status--{{curSubStepItemsStatus[index]}} {{prefix}}-class-sub"
          wx:for="{{curSubStepItems}}"
          wx:key="key"
          wx:item="item"
        >
          <view class="{{classPrefix}}-sub-dot">
            <view class="{{classPrefix}}-sub-dot-item {{prefix}}-class-sub-dot"></view>
          </view>
          <view class="{{classPrefix}}-sub__content {{prefix}}-class-sub-content"> {{ item.title }} </view>
        </view>
      </view>
    </view>
  </view>
</view>