element tree添加滚动条

element tree添加滚动条

div上添加滚动条

 style = "height:700px;overflow:auto;"

以下是示例代码:

<div class="head-container"  style = "height:700px;overflow:auto;">
             <el-tree :data="deptOptions"
             :props="defaultProps"
             :expand-on-click-node="false"
             :filter-node-method="filterNode"
             ref="tree"
             default-expand-all
             @node-click="handleNodeClick" />
</div>