4dkankan-components/docs/examples-bk/select-v2/remote-search.vue

<template>
    <el-select-v2 v-model="value" style="width: 240px" multiple filterable remote :remote-method="remoteMethod" clearable :options="options" :loading="loading" placeholder="Please enter a keyword" />
</template>

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

const states = [
    'Alabama',
    'Alaska',
    'Arizona',
    'Arkansas',
    'California',
    'Colorado',
    'Connecticut',
    'Delaware',
    'Florida',
    'Georgia',
    'Hawaii',
    'Idaho',
    'Illinois',
    'Indiana',
    'Iowa',
    'Kansas',
    'Kentucky',
    'Louisiana',
    'Maine',
    'Maryland',
    'Massachusetts',
    'Michigan',
    'Minnesota',
    'Mississippi',
    'Missouri',
    'Montana',
    'Nebraska',
    'Nevada',
    'New Hampshire',
    'New Jersey',
    'New Mexico',
    'New York',
    'North Carolina',
    'North Dakota',
    'Ohio',
    'Oklahoma',
    'Oregon',
    'Pennsylvania',
    'Rhode Island',
    'South Carolina',
    'South Dakota',
    'Tennessee',
    'Texas',
    'Utah',
    'Vermont',
    'Virginia',
    'Washington',
    'West Virginia',
    'Wisconsin',
    'Wyoming',
]
const list = states.map((item): ListItem => {
    return { value: `value:${item}`, label: `label:${item}` }
})

interface ListItem {
    value: string
    label: string
}

const value = ref([])
const options = ref<ListItem[]>([])
const loading = ref(false)

const remoteMethod = (query: string) => {
    if (query !== '') {
        loading.value = true
        setTimeout(() => {
            loading.value = false
            options.value = list.filter(item => {
                return item.label.toLowerCase().includes(query.toLowerCase())
            })
        }, 200)
    } else {
        options.value = []
    }
}
</script>