官网的说明
Tree methods
| 方法名 | 说明 | 参数 |
| getCheckedNodes | 获取被勾选的节点 | 无 |
| getSelectedNodes | 获取被选中的节点 | 无 |
自己撸的代码----------------------------------
<button @click='getCheckedNodes'>获取被选中的节点</button>
<button @click="getSelectedNodes">获取被勾选的节点</button>自己撸的代码---------------------------
getCheckedNodes(){
console.log(this.$refs.Tree.getCheckedNodes());
},
getSelectedNodes(){
console.log(this.$refs.tree.getSelectedNodes);
}报错
App.vue?2573:105 Uncaught TypeError: Cannot read property 'getCheckedNodes' of undefined
at VueComponent.getCheckedNodes (eval at <anonymous> (app.js:967), <anonymous>:92:40)
at boundFn (eval at <anonymous> (app.js:723), <anonymous>:125:14)
at HTMLButtonElement.invoker (eval at <anonymous> (app.js:723), <anonymous>:1659:18)
