4dkankan-components/docs/examples-bk/cascader/multiple-selection.vue

<template>
    <div class="example-block">
        <span class="example-demonstration">Display all tags (default)</span>
        <el-cascader :options="options" :props="props" clearable />
    </div>
    <div class="example-block">
        <span class="example-demonstration">Collapse tags</span>
        <el-cascader :options="options" :props="props" collapse-tags clearable />
    </div>
    <div class="example-block">
        <span class="example-demonstration">Collapse tags tooltip</span>
        <el-cascader :options="options" :props="props" collapse-tags collapse-tags-tooltip clearable />
    </div>
</template>

<script lang="ts" setup>
const props = { multiple: true }

const options = [
    {
        value: 1,
        label: 'Asia',
        children: [
            {
                value: 2,
                label: 'China',
                children: [
                    { value: 3, label: 'Beijing' },
                    { value: 4, label: 'Shanghai' },
                    { value: 5, label: 'Hangzhou' },
                ],
            },
            {
                value: 6,
                label: 'Japan',
                children: [
                    { value: 7, label: 'Tokyo' },
                    { value: 8, label: 'Osaka' },
                    { value: 9, label: 'Kyoto' },
                ],
            },
            {
                value: 10,
                label: 'Korea',
                children: [
                    { value: 11, label: 'Seoul' },
                    { value: 12, label: 'Busan' },
                    { value: 13, label: 'Taegu' },
                ],
            },
        ],
    },
    {
        value: 14,
        label: 'Europe',
        children: [
            {
                value: 15,
                label: 'France',
                children: [
                    { value: 16, label: 'Paris' },
                    { value: 17, label: 'Marseille' },
                    { value: 18, label: 'Lyon' },
                ],
            },
            {
                value: 19,
                label: 'UK',
                children: [
                    { value: 20, label: 'London' },
                    { value: 21, label: 'Birmingham' },
                    { value: 22, label: 'Manchester' },
                ],
            },
        ],
    },
    {
        value: 23,
        label: 'North America',
        children: [
            {
                value: 24,
                label: 'US',
                children: [
                    { value: 25, label: 'New York' },
                    { value: 26, label: 'Los Angeles' },
                    { value: 27, label: 'Washington' },
                ],
            },
            {
                value: 28,
                label: 'Canada',
                children: [
                    { value: 29, label: 'Toronto' },
                    { value: 30, label: 'Montreal' },
                    { value: 31, label: 'Ottawa' },
                ],
            },
        ],
    },
]
</script>

<style scoped>
.example-block {
    margin: 1rem;
}
.example-demonstration {
    margin: 1rem;
}
</style>