qimall/backend/modules/mall/views/overview/test.php

<?php
use common\helpers\ComponentHelper;
ComponentHelper::loadComponentView('com-upload');
ComponentHelper::loadComponentView('com-attachment');

?>
<style>

</style>

<div id="app" v-cloak>
    <com-attachment :multiple="false" :max="1" @selected="picUrl">
        <el-tooltip class="item" effect="dark" content="建议尺寸:420 * 336"  placement="top">
            <el-button size="mini">选择图片</el-button>
        </el-tooltip>
    </com-attachment>
</div>

<script>
    const app = new Vue({
        el: '#app',
        data() {
            return {
                
            }
        },
        mounted() {

        },
        methods: {
            picUrl(e) {
                console.log(e, 'heheeheheh')
            }
        }
    })
</script>