el-tree增加提示语

• element ui tree树形控件加提示信息

   

  

              <el-tree :data="tieLinedata" :props="defaultProps" @node-click="handleNodeClick">
                <span class="span-ellipsis" slot-scope="{ node, data }">
                      <span :title="node.label">{{ node.label }}</span>
                    </span>
              </el-tree>
  
  
  
  
  

  .span-ellipsis {
     100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    display: block;
  }