Checkbox 多选框 ​

<template>
  <div>
    <el-checkbox v-model="checked1" label="Option 1" size="large" />
    <el-checkbox v-model="checked2" label="Option 2" size="large" />
  </div>
  <div class="my-2">
    <el-checkbox v-model="checked3" label="Option 1" />
    <el-checkbox v-model="checked4" label="Option 2" />
  </div>
  <div class="mt-2">
    <el-checkbox v-model="checked5" label="Option 1" size="small" />
    <el-checkbox v-model="checked6" label="Option 2" size="small" />
  </div>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checked1 = ref(true)
const checked2 = ref(false)
const checked3 = ref(false)
const checked4 = ref(false)
const checked5 = ref(false)
const checked6 = ref(false)
</script>

<template>
  <el-checkbox v-model="checked1" disabled>Disabled</el-checkbox>
  <el-checkbox v-model="checked2">Not disabled</el-checkbox>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checked1 = ref(false)
const checked2 = ref(true)
</script>

<template>
  <el-checkbox-group v-model="checkList">
    <el-checkbox label="Option A" value="Value A" />
    <el-checkbox label="Option B" value="Value B" />
    <el-checkbox label="Option C" value="Value C" />
    <el-checkbox label="disabled" value="Value disabled" disabled />
    <el-checkbox
      label="selected and disabled"
      value="Value selected and disabled"
      disabled
    />
  </el-checkbox-group>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checkList = ref(['Value selected and disabled', 'Value A'])
</script>

<template>
  <el-checkbox
    v-model="checkAll"
    :indeterminate="isIndeterminate"
    @change="handleCheckAllChange"
  >
    Check all
  </el-checkbox>
  <el-checkbox-group
    v-model="checkedCities"
    @change="handleCheckedCitiesChange"
  >
    <el-checkbox v-for="city in cities" :key="city" :label="city" :value="city">
      {{ city }}
    </el-checkbox>
  </el-checkbox-group>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

import type { CheckboxValueType } from 'element-plus'

const checkAll = ref(false)
const isIndeterminate = ref(true)
const checkedCities = ref(['Shanghai', 'Beijing'])
const cities = ['Shanghai', 'Beijing', 'Guangzhou', 'Shenzhen']

const handleCheckAllChange = (val: CheckboxValueType) => {
  checkedCities.value = val ? cities : []
  isIndeterminate.value = false
}
const handleCheckedCitiesChange = (value: CheckboxValueType[]) => {
  const checkedCount = value.length
  checkAll.value = checkedCount === cities.length
  isIndeterminate.value = checkedCount > 0 && checkedCount < cities.length
}
</script>

<template>
  <el-checkbox-group v-model="checkedCities" :min="1" :max="2">
    <el-checkbox v-for="city in cities" :key="city" :label="city" :value="city">
      {{ city }}
    </el-checkbox>
  </el-checkbox-group>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checkedCities = ref(['Shanghai', 'Beijing'])
const cities = ['Shanghai', 'Beijing', 'Guangzhou', 'Shenzhen']
</script>

<template>
  <div>
    <el-checkbox-group v-model="checkboxGroup1" size="large">
      <el-checkbox-button v-for="city in cities" :key="city" :value="city">
        {{ city }}
      </el-checkbox-button>
    </el-checkbox-group>
  </div>
  <div class="demo-button-style">
    <el-checkbox-group v-model="checkboxGroup2">
      <el-checkbox-button v-for="city in cities" :key="city" :value="city">
        {{ city }}
      </el-checkbox-button>
    </el-checkbox-group>
  </div>
  <div class="demo-button-style">
    <el-checkbox-group v-model="checkboxGroup3" size="small">
      <el-checkbox-button
        v-for="city in cities"
        :key="city"
        :value="city"
        :disabled="city === 'Beijing'"
      >
        {{ city }}
      </el-checkbox-button>
    </el-checkbox-group>
  </div>
  <div class="demo-button-style">
    <el-checkbox-group v-model="checkboxGroup4" size="small" disabled>
      <el-checkbox-button v-for="city in cities" :key="city" :value="city">
        {{ city }}
      </el-checkbox-button>
    </el-checkbox-group>
  </div>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checkboxGroup1 = ref(['Shanghai'])
const checkboxGroup2 = ref(['Shanghai'])
const checkboxGroup3 = ref(['Shanghai'])
const checkboxGroup4 = ref(['Shanghai'])
const cities = ['Shanghai', 'Beijing', 'Guangzhou', 'Shenzhen']
</script>

<style scoped>
.demo-button-style {
  margin-top: 24px;
}
</style>

<template>
  <div>
    <el-checkbox v-model="checked1" label="Option1" size="large" border />
    <el-checkbox v-model="checked2" label="Option2" size="large" border />
  </div>
  <div class="mt-4">
    <el-checkbox v-model="checked3" label="Option1" border />
    <el-checkbox v-model="checked4" label="Option2" border />
  </div>
  <div class="mt-4">
    <el-checkbox-group v-model="checkboxGroup1" size="small">
      <el-checkbox label="Option1" value="Value1" border />
      <el-checkbox label="Option2" value="Value2" border />
    </el-checkbox-group>
  </div>
  <div class="mt-4">
    <el-checkbox-group v-model="checkboxGroup1" size="small">
      <el-checkbox label="Option1" value="Value1" border disabled />
      <el-checkbox label="Option2" value="Value2" border disabled />
    </el-checkbox-group>
  </div>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const checked1 = ref(true)
const checked2 = ref(false)
const checked3 = ref(false)
const checked4 = ref(true)
const checkboxGroup1 = ref(['Value1'])
</script>