SOURCE

const allList = [
    { id: 10001, name: 'Test1', nickname: 'T1', role: 'Develop', sex: 'Man', age: 28, address: 'Shenzhen' },
    { id: 10002, name: 'Test2', nickname: 'T2', role: 'Test', sex: 'Women', age: 22, address: 'Guangzhou' },
    { id: 10003, name: 'Test3', nickname: 'T3', role: 'PM', sex: 'Man', age: 32, address: 'Shanghai' },
    { id: 10004, name: 'Test4', nickname: 'T4', role: 'Designer', sex: 'Women', age: 23, address: 'test abc' },
    { id: 10005, name: 'Test5', nickname: 'T5', role: 'Develop', sex: 'Women', age: 30, address: 'Shanghai' },
    { id: 10006, name: 'Test6', nickname: 'T6', role: 'Designer', sex: 'Women', age: 21, address: 'Shenzhen' },
    { id: 10007, name: 'Test7', nickname: 'T7', role: 'Test', sex: 'Man', age: 29, address: 'Shenzhen' },
    { id: 10008, name: 'Test8', nickname: 'T8', role: 'Develop', sex: 'Man', age: 35, address: 'test abc' },
    { id: 10009, name: 'Test9', nickname: 'T9', role: 'Develop', sex: 'Man', age: 35, address: 'Shenzhen' },
    { id: 100010, name: 'Test10', nickname: 'T10', role: 'Develop', sex: 'Man', age: 35, address: 'Guangzhou' },
    { id: 100011, name: 'Test11', nickname: 'T11', role: 'Develop', sex: 'Man', age: 49, address: 'Guangzhou' },
    { id: 100012, name: 'Test12', nickname: 'T12', role: 'Develop', sex: 'Women', age: 45, address: 'Shanghai' },
    { id: 100013, name: 'Test13', nickname: 'T13', role: 'Test', sex: 'Women', age: 35, address: 'Guangzhou' },
    { id: 100014, name: 'Test14', nickname: 'T14', role: 'Test', sex: 'Man', age: 29, address: 'Shanghai' },
    { id: 100015, name: 'Test15', nickname: 'T15', role: 'Develop', sex: 'Man', age: 39, address: 'Guangzhou' },
    { id: 100016, name: 'Test16', nickname: 'T16', role: 'Test', sex: 'Women', age: 35, address: 'Guangzhou' },
    { id: 100017, name: 'Test17', nickname: 'T17', role: 'Test', sex: 'Man', age: 39, address: 'Shanghai' },
    { id: 100018, name: 'Test18', nickname: 'T18', role: 'Develop', sex: 'Man', age: 44, address: 'Guangzhou' },
    { id: 100019, name: 'Test19', nickname: 'T19', role: 'Develop', sex: 'Man', age: 39, address: 'Guangzhou' },
    { id: 100020, name: 'Test20', nickname: 'T20', role: 'Test', sex: 'Women', age: 35, address: 'Guangzhou' },
    { id: 100021, name: 'Test21', nickname: 'T21', role: 'Test', sex: 'Man', age: 39, address: 'Shanghai' },
    { id: 100022, name: 'Test22', nickname: 'T22', role: 'Develop', sex: 'Man', age: 44, address: 'Guangzhou' }
]
var Main = {

    data() {
        const gridOptions = {
            showOverflow: true,
            border: true,
            loading: false,
            height: 500,
            pagerConfig: {
                total: 0,
                currentPage: 1,
                pageSize: 10
            },
            columns: [
                { type: 'seq', width: 70, fixed: 'left' },
                { type: 'expand', title: 'expand', minWidth: 160, fixed: 'left', align: 'center', slots: { content: 'expand_content' }  },
                { field: 'name', title: 'Name', minWidth: 160 },
                { field: 'nickname', title: 'Nickname', minWidth: 160 },
                { field: 'role', title: 'role', minWidth: 160 },
                { field: 'sex', title: 'sex', minWidth: 160 },
                { field: 'age', title: 'age', width: 100 },
                { field: 'address', title: 'address1', width: 100 },
                { field: 'address', title: 'address2', width: 100 },
                { field: 'address', title: 'address3', width: 100 },
                { field: 'address', title: 'address4', width: 100, fixed: 'right' },
                { field: 'address', title: 'address5', width: 100, fixed: 'right' },
            ],
            data: []
        }
        var gridOptionsExpend = {
            showOverflow: true,
            border: true,
            loading: false,
            height: 300,
            columnConfig: {
                width: 'auto'
            },
            columns: [
                { field: 'name', title: 'Name', fixed: 'left' },
                { field: 'nickname', title: 'Nickname' },
                { field: 'role', title: 'role' },
                { field: 'sex', title: 'sex' },
                { field: 'age', title: 'age' },
                { field: 'address', title: 'address1' },
                { field: 'address', title: 'address2' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address3' },
                { field: 'address', title: 'address4', fixed: 'right' },
                { field: 'address', title: 'address5', fixed: 'right' },
            ],
            data: allList
        }
        return {
            gridOptions,
            gridOptionsExpend
        }
    },
    methods: {
        // 模拟前端分页
        handlePageData() {
            this.gridOptions.loading = true
            setTimeout(() => {
                const { pageSize, currentPage } = this.gridOptions.pagerConfig
                this.gridOptions.pagerConfig.total = allList.length
                this.gridOptions.data = allList.slice((currentPage - 1) * pageSize, currentPage * pageSize)
                this.gridOptions.loading = false
            }, 100)
        },
        pageChangeEvent({ pageSize, currentPage }) {
            this.gridOptions.pagerConfig.currentPage = currentPage
            this.gridOptions.pagerConfig.pageSize = pageSize
            this.handlePageData()
        }
    },
    created() {
        this.handlePageData()
    }
};

Vue.createApp(Main).use(VXETable).mount('#app')

<script src="https://unpkg.com/vue@3.5.13">
</script>
<script src="https://unpkg.com/xe-utils">
</script>
<script src="https://unpkg.com/vxe-pc-ui@4.6.0">
</script>
<script src="https://unpkg.com/vxe-table@4.13.28">
</script>
<!-- 使用 cdn 引用方式需要注意是否锁定版本，默认指向最新版本 -->

<div id="app">
	<div>
		<p>Grid 演示</p>
		<vxe-grid v-bind="gridOptions" @page-change="pageChangeEvent">
			<template #expand_content="{ row }">
                <div>
                    <vxe-grid v-bind="gridOptionsExpend"></vxe-grid>
                </div>
			</template>
		</vxe-grid>
	</div>
</div>

@import url("https://unpkg.com/vxe-pc-ui@4.5.22/lib/style.css");
@import url("https://unpkg.com/vxe-table@4.13.3/lib/style.css");