手动设置el-tree展开与收起

<el-tree
  :data="projectTree"
  :check-strictly="relationParent"
  show-checkbox
  default-expand-all
  node-key="id"
  ref="ProjectTree"
  highlight-current
  :props="defaultProps"
  :filter-node-method="filterNode">
</el-tree>
 
expandAll(bool) {
  var nodes = this.$refs.ProjectTree.store.nodesMap;
  for (var i in nodes) {
    nodes[i].expanded = bool;
  }
}

 

转自: https://www.cnblogs.com/tw6668/p/13391290.html

posted @ 2021-12-03 15:56  JaceyKan  阅读(2301)  评论(0编辑  收藏  举报