52 lines
1.2 KiB
Vue
52 lines
1.2 KiB
Vue
<docs>
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---
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order: 6
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title:
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zh-CN: ่ๅจ
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en-US: Coordinate
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---
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## zh-CN
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็ๅธ่ๅจๆฏๅ
ธๅ็ไพๅญใ
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ๆจ่ไฝฟ็จ [Cascader](/components/cascader-cn/) ็ปไปถใ
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## en-US
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Coordinating the selection of provinces and cities is a common use case and demonstrates how selection can be coordinated.
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Using the [Cascader](/components/cascader) component is strongly recommended instead as it is more flexible and capable.
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</docs>
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<template>
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<a-space>
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<a-select
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v-model:value="province"
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style="width: 120px"
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:options="provinceData.map(pro => ({ value: pro }))"
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></a-select>
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<a-select
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v-model:value="secondCity"
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style="width: 120px"
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:options="cities.map(city => ({ value: city }))"
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></a-select>
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</a-space>
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</template>
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<script lang="ts" setup>
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import { computed, ref, watch } from 'vue';
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const provinceData = ['Zhejiang', 'Jiangsu'];
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const cityData = {
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Zhejiang: ['Hangzhou', 'Ningbo', 'Wenzhou'],
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Jiangsu: ['Nanjing', 'Suzhou', 'Zhenjiang'],
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};
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const province = ref(provinceData[0]);
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const secondCity = ref(cityData[province.value][0]);
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const cities = computed(() => {
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return cityData[province.value];
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});
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watch(province, val => {
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secondCity.value = cityData[val][0];
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});
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</script>
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