4dkankan-components/docs/examples-bk/select/allow-create.vue

<template>
    <el-select v-model="value" multiple filterable allow-create default-first-option :reserve-keyword="false" placeholder="Choose tags for your article">
        <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value" />
    </el-select>
</template>

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

const value = ref<string[]>([])
const options = [
    {
        value: 'HTML',
        label: 'HTML',
    },
    {
        value: 'CSS',
        label: 'CSS',
    },
    {
        value: 'JavaScript',
        label: 'JavaScript',
    },
]
</script>