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54 lines
922 B
54 lines
922 B
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<cn>
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#### 选择即改变
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这种交互允许只选中父级选项。
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</cn>
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<us>
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#### Change on select
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Allow only select parent options.
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</us>
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```html
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<template>
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<a-cascader :options="options" @change="onChange" changeOnSelect />
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</template>
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<script>
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export default {
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data() {
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return {
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options: [{
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value: 'zhejiang',
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label: 'Zhejiang',
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children: [{
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value: 'hangzhou',
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label: 'Hangzhou',
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children: [{
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value: 'xihu',
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label: 'West Lake',
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}],
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}],
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}, {
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value: 'jiangsu',
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label: 'Jiangsu',
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children: [{
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value: 'nanjing',
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label: 'Nanjing',
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children: [{
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value: 'zhonghuamen',
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label: 'Zhong Hua Men',
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}],
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}],
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}]
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}
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},
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methods: {
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onChange(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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