xxxxxxxxxx this.$refs.tree.setCheckedKeys([1000, 1001], true)<template> <div> <button @click="setKeys">通过key选中河南和河北</button> <button @click="getKeys">获取所有选中项的keys</button> <button @click="getNodes">获取所有选中项的nodes</button> <button @click="resetChecked">清空所有选中状态</button> <button @click="getNode">通过key获取河北省节点</button> <SearchTree ref="tree" node-key="id" :data="treeList" :show-checkbox="true" :default-checked-keys="[1103]" :default-expanded-keys="[1103, 1105]" @node-click="handleClick" ></SearchTree> </div></template><script>export default { data() { return { treeList: [ { "id": 1000, "name": "河南省", "children": [{ "id": 1009, "name": "新乡市", "children": [{ "id": 1119, "name": "新乡市宏力大道店"<template> <div> 通过search设置关键词 <input v-model="input" type="text" /> <SearchTree node-key="id" :data="treeList" :search="input" :default-expand-all="true" ></SearchTree> </div></template><script>export default { data() { return { input: '济南无影山', treeList: [ { "id": 1000, "name": "河南省", "children": [{ "id": 1009, "name": "新乡市", "children": [{ "id": 1119, "name": "新乡市宏力大道店" }, { "id": 1120, "name": "新乡市胜利北街店" }, { "id": 1121,xxxxxxxxxx this.$refs.tree.append(data.id, { id: Date.now(), name: '新节点' })<template> <div> <div style="overflow: hidden"> <button @click.stop="handleAppendRoot()" style="float: right"> 添加根节点 </button> </div> <SearchTree ref="tree" node-key="id" :data="treeList" :default-expand-all="true" :deepCopy="false" > <template slot-scope="node"> <p style="margin: 5px"> <span></span> <button @click.stop="handleRemove(node)" style="float: right" >删除</button> <button @click.stop="handleAppend(node)" style="float: right" >添加</button> </p> </template> </SearchTree>