my_loan/htmldev/shiningWxMini/custom-tab-bar/index.wxml

<van-tabbar
  active="{{ active }}"
  placeholder="{{true}}"
  z-index="999"
  active-color="rgba(107, 133, 89, 1)"
  inactive-color="rgba(179, 179, 179, 1)"
  bind:change="onChange">
  <block
    wx:for="{{list}}"
    wx:key="pagePath">
    <van-tabbar-item
      name="{{item.pagePath}}">
      <image
        class="tab-icon"
        slot="icon"
        src="../{{ item.iconPath }}"
        mode="aspectFit"/>
      <image
        class="tab-icon"
        slot="icon-active"
        src="../{{ item.selectedIconPath }}"
        mode="aspectFit"/>
      {{item.text}}
    </van-tabbar-item>
  </block>
</van-tabbar>