wxhuanart/miniprogram/miniprogram_npm/tdesign-miniprogram/stepper/stepper.wxml

<view
  class="{{classPrefix}} {{classPrefix}}--{{theme === 'grey' ? 'pure' : 'normal'}} {{ disabled ? prefix + '-is-disabled': ''}} {{prefix}}-class"
>
  <view
    class="{{classPrefix}}__minus {{prefix}}-class-minus {{ disabled || disableMinus || currentValue <= min ? prefix + '-is-disabled': ''}} hotspot-expanded relative"
    catchtap="minusValue"
  >
    <t-icon
      name="remove"
      class="{{classPrefix}}__minus-icon"
      color="{{ disabled || disableMinus || currentValue <= min ? '#ccc': '#444'}}"
      size="{{theme === 'grey' ? '32rpx' : '40rpx'}}"
    />
  </view>
  <input
    class="{{classPrefix}}__input {{prefix}}-class-input"
    style="width: {{inputWidth || 100}}rpx"
    disabled="{{ disabled || disableInput }}"
    type="number"
    value="{{ currentValue }}"
    catchinput="inputHandle"
    catchfocus="focusHandle"
    catchblur="blurHandle"
  />
  <view
    class="{{classPrefix}}__plus {{prefix}}-class-plus {{ disabled || disablePlus|| currentValue >= max ? prefix + '-is-disabled': ''}} hotspot-expanded relative"
    catchtap="plusValue"
  >
    <t-icon
      name="add"
      class="{{classPrefix}}__plus-icon"
      color="{{ disabled || disablePlus|| currentValue >= max ? '#ccc': '#444'}}"
      size="{{theme === 'grey' ? '32rpx' : '40rpx'}}"
    />
  </view>
</view>