ant design vue 级联选择器（省市二级联动）

一、效果图

二、代码块

<a-cascader v-model:value="value" :options="options"/>data () {return {value:'',options:[{"value": "北京市","label": "北京市","children": [{"value": "昌平区","label": "昌平区",},{"value": "海淀区","label": "海淀区",}]}, {"value": "山西省","label": "山西省","children": [{"value": "太原市","label": "太原市",}, {"value": "临汾市","label": "临汾市",}]},],}}