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70 lines
1.2 KiB
70 lines
1.2 KiB
<cn>
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#### 从数据直接生成
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使用 `treeData` 把 JSON 数据直接生成树结构。
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</cn>
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<us>
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#### Generate form tree data
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The tree structure can be populated using `treeData` property. This is a quick and easy way to provide the tree content.
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</us>
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```vue
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<template>
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<a-tree-select
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v-model="value"
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style="width: 100%"
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:dropdown-style="{ maxHeight: '400px', overflow: 'auto' }"
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:tree-data="treeData"
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placeholder="Please select"
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tree-default-expand-all
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>
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<span v-if="key === '0-0-1'" slot="title" slot-scope="{ key, value }" style="color: #08c">
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Child Node1 {{ value }}
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</span>
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</a-tree-select>
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</template>
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<script>
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const treeData = [
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{
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title: 'Node1',
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value: '0-0',
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key: '0-0',
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children: [
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{
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value: '0-0-1',
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key: '0-0-1',
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scopedSlots: {
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// custom title
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title: 'title',
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},
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},
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{
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title: 'Child Node2',
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value: '0-0-2',
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key: '0-0-2',
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},
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],
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},
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{
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title: 'Node2',
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value: '0-1',
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key: '0-1',
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},
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];
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export default {
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data() {
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return {
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value: undefined,
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treeData,
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};
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},
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watch: {
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value(value) {
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console.log(value);
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},
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},
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};
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</script>
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```
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