element plus中tree组件的使用以及自定义图标

<el-tree
      :data="data"
      node-key="id"
      ref="tree"
      icon-class="el-icon-share"
      :props="defaultProps">
      <template #default="scope">
        <div class="custom-node">
          <i class="el-icon-edit"></i>
          <span>{{scope.node.label}}</span>
        </div>
      </template>
    </el-tree>