4dkankan-components/docs/examples-bk/popover/directive-usage.vue

<template>
    <el-button v-popover="popoverRef" v-click-outside="onClickOutside">Click me</el-button>

    <el-popover ref="popoverRef" trigger="click" title="With title" virtual-triggering persistent>
        <span> Some content </span>
    </el-popover>
</template>

<script setup lang="ts">
import { ref, unref } from 'vue'
import { ClickOutside as vClickOutside } from 'element-plus'
const buttonRef = ref()
const popoverRef = ref()
const onClickOutside = () => {
    unref(popoverRef).popperRef?.delayHide?.()
}
</script>