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* docs(components): use `script setup` replace `defineComponent` * docs(components): use setup sugar simplify `checkbox` demo * docs(components): use setup sugar simplify `collapse` demo * docs(components): use setup sugar simplify `color-picker` demo * docs(components): use setup sugar simplify `config-provider` demo * docs(components): use setup sugar simplify `container` demo * docs(components): use setup sugar simplify `date-picker` demo * docs(components): use setup sugar simplify `datetime-picker` demo * docs(components): use setup sugar simplify `dialog` demo * docs(components): use setup sugar simplify `drawer` demo * docs(components): use setup sugar simplify `dropdown` demo * docs(components): use setup sugar simplify `image` demo * docs(components): use setup sugar simplify `infinite-scroll` demo * docs(components): use setup sugar simplify `input-number` demo * docs(components): use setup sugar simplify `loading` demo * docs(components): use setup sugar simplify `menu` demo * docs(components): use setup sugar simplify `message` demo * docs(components): use setup sugar simplify `message-box` demo * docs(components): use setup sugar simplify `notification` demo * docs(components): use setup sugar simplify `page-header` demo * docs(components): use setup sugar simplify `pagination` demo * docs(components): use setup sugar simplify `popover` demo * docs(components): use setup sugar simplify `progress` demo * docs(components): use setup sugar simplify `radio` demo * docs(components): use setup sugar simplify `rate` demo * docs(components): use setup sugar simplify `scrollbar` demo * docs(components): use setup sugar simplify `select` demo * docs(components): use setup sugar simplify `select-v2` demo * docs(components): use setup sugar simplify `skeleton` demo * docs(components): use setup sugar simplify `slider` demo * docs(components): use setup sugar simplify `space` demo * docs(components): use setup sugar simplify `step` demo * docs(components): use setup sugar simplify `switch` demo * docs(components): use setup sugar simplify `tabs` demo * docs(components): use setup sugar simplify `tag` demo * docs(components): use setup sugar simplify `time-picker` demo * docs(components): use setup sugar simplify `time-select` demo * docs(components): use setup sugar simplify `timeline` demo * docs(components): use setup sugar simplify `tooltip` demo * docs(components): use setup sugar simplify `transfer` demo * docs(components): use setup sugar simplify `transition` demo * docs(components): use setup sugar simplify `tree` demo * docs(components): use setup sugar simplify `table` demo * docs(components): Escape character * docs(components): use setup sugar simplify `tree-v2` demo * docs(components): use setup sugar simplify `upload` demo * docs(components): use `ref` to replace `reactive` * docs(ci): use `playground` to replace `codepen` * docs(ci): change icon from `codepen` to `ep` * docs(components): `sass` to `css` * fix(components): add button CssVar * docs(ci): change `Edit in Codepen.io` to `Edit in Playground` * docs(ci): add vitepress i18
36 lines
968 B
Vue
36 lines
968 B
Vue
<template>
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<el-checkbox
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v-model="checkAll"
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:indeterminate="isIndeterminate"
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@change="handleCheckAllChange"
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>Check all</el-checkbox
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>
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<el-checkbox-group
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v-model="checkedCities"
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@change="handleCheckedCitiesChange"
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>
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<el-checkbox v-for="city in cities" :key="city" :label="city">{{
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city
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}}</el-checkbox>
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</el-checkbox-group>
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</template>
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<script lang="ts" setup>
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import { ref } from 'vue'
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const checkAll = ref(false)
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const isIndeterminate = ref(true)
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const checkedCities = ref(['Shanghai', 'Beijing'])
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const cities = ['Shanghai', 'Beijing', 'Guangzhou', 'Shenzhen']
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const handleCheckAllChange = (val: boolean) => {
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checkedCities.value = val ? cities : []
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isIndeterminate.value = false
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}
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const handleCheckedCitiesChange = (value: string[]) => {
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const checkedCount = value.length
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checkAll.value = checkedCount === cities.length
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isIndeterminate.value = checkedCount > 0 && checkedCount < cities.length
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}
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</script>
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