701 lines
39 KiB
Markdown
701 lines
39 KiB
Markdown
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##### 基础
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::: demo 传入 columns 数据，自动生成表格
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<template>
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<ele-table
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:data="data"
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:columns="columns"
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/>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const columns = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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data,
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columns,
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}
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}
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}
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</script>
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:::
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##### 索引
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::: demo 通过配置 index 显示索引列，支持 columns 的参数
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<template>
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<ele-table
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:data="data"
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:columns="columns"
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:index="{ label: '#' }"
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/>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const columns = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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data,
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columns,
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}
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}
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}
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</script>
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:::
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##### 多选
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::: demo 通过配置 selection 显示多选框，支持 columns 的参数
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<template>
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<ele-table
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:data="data"
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:columns="columns"
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selection
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/>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const columns = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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data,
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columns,
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}
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}
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}
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</script>
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:::
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##### 展开
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::: demo 通过配置 expand 开启展开插槽，通过 #expand 插槽定制显示内容，支持 columns 的参数
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<template>
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<ele-table
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:data="data"
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:columns="columns"
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expand
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>
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<template #expand="{ row }">
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{{ row }}
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</template>
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</ele-table>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const columns = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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data,
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columns,
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}
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}
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}
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</script>
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:::
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##### 操作
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::: demo 通过配置 menu 开启按钮插槽，通过 #menu 插槽定制显示内容，支持 columns 的参数
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<template>
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<ele-table
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:data="data"
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:columns="columns"
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:menu="menu"
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>
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<template #menu="{ size }">
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<el-button
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:size="size"
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type="text"
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>
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详情
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</el-button>
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</template>
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</ele-table>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const menu = ref({
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label: '操作',
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align: 'center',
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})
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const columns = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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menu,
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data,
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columns,
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}
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}
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}
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</script>
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:::
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##### 插槽
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::: demo
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<template>
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<ele-table
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:data="data"
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:columns="columns3"
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>
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<template #name-header="{ column }">
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<s>{{ column.label }}</s>
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</template>
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<template #name="{ row, size }">
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<el-tag :size="size">
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{{ row?.name }}
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</el-tag>
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</template>
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<template #menu="{ size }">
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<el-button
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:size="size"
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type="text"
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>
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详情
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</el-button>
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</template>
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</ele-table>
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</template>
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<script>
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import { ref } from 'vue'
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export default {
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setup() {
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const columns3 = ref([
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{
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label: '日期',
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prop: 'date',
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},
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{
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label: '姓名',
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prop: 'name',
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slot: true,
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},
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{
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label: '地址',
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prop: 'address',
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},
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])
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const data = ref([
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{
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date: '2016-05-03',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-02',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-04',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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{
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date: '2016-05-01',
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name: 'Tom',
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address: 'No. 189, Grove St, Los Angeles',
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},
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])
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return {
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data,
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columns3,
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}
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}
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}
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</script>
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|||
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:::
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##### 分页
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::: demo 当传入 total 数据时，将自动显示分页。可以通过 `v-model:current-page` 绑定当前页数、通过 `v-model:page-size` 绑定每页显示条目个数
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<template>
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<ele-table
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v-model:current-page="currentPage"
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v-model:page-size="pageSize"
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:data="data"
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:columns="columns"
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|
|
:total="total"
|
|||
|
|
/>
|
|||
|
|
</template>
|
|||
|
|
|
|||
|
|
<script>
|
|||
|
|
import { ref } from 'vue'
|
|||
|
|
|
|||
|
|
export default {
|
|||
|
|
setup() {
|
|||
|
|
const currentPage = ref(1)
|
|||
|
|
const pageSize = ref(10)
|
|||
|
|
const total = ref(50)
|
|||
|
|
const columns = ref([
|
|||
|
|
{
|
|||
|
|
label: '日期',
|
|||
|
|
prop: 'date',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
label: '姓名',
|
|||
|
|
prop: 'name',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
label: '地址',
|
|||
|
|
prop: 'address',
|
|||
|
|
},
|
|||
|
|
])
|
|||
|
|
const data = ref([
|
|||
|
|
{
|
|||
|
|
date: '2016-05-03',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-02',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-04',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-01',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
])
|
|||
|
|
|
|||
|
|
return {
|
|||
|
|
currentPage,
|
|||
|
|
pageSize,
|
|||
|
|
total,
|
|||
|
|
data,
|
|||
|
|
columns,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
</script>
|
|||
|
|
|
|||
|
|
:::
|
|||
|
|
|
|||
|
|
##### 多级
|
|||
|
|
|
|||
|
|
::: demo 通过 columns 的 `children` 配置多级表头
|
|||
|
|
|
|||
|
|
<template>
|
|||
|
|
<ele-table
|
|||
|
|
:data="data"
|
|||
|
|
:columns="columns2"
|
|||
|
|
/>
|
|||
|
|
</template>
|
|||
|
|
|
|||
|
|
<script>
|
|||
|
|
import { ref } from 'vue'
|
|||
|
|
|
|||
|
|
export default {
|
|||
|
|
setup() {
|
|||
|
|
const columns2 = ref([
|
|||
|
|
{
|
|||
|
|
label: '日期',
|
|||
|
|
prop: 'date',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
label: '用户',
|
|||
|
|
children: [
|
|||
|
|
{
|
|||
|
|
label: '姓名',
|
|||
|
|
prop: 'name',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
label: '地址',
|
|||
|
|
prop: 'address',
|
|||
|
|
},
|
|||
|
|
],
|
|||
|
|
},
|
|||
|
|
])
|
|||
|
|
const data = ref([
|
|||
|
|
{
|
|||
|
|
date: '2016-05-03',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-02',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-04',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
date: '2016-05-01',
|
|||
|
|
name: 'Tom',
|
|||
|
|
address: 'No. 189, Grove St, Los Angeles',
|
|||
|
|
},
|
|||
|
|
])
|
|||
|
|
|
|||
|
|
return {
|
|||
|
|
data,
|
|||
|
|
columns2,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
</script>
|
|||
|
|
|
|||
|
|
:::
|
|||
|
|
|
|||
|
|
##### 配置
|
|||
|
|
|
|||
|
|
| 参数 | 说明 | 类型 | 可选值 | 默认值 |
|
|||
|
|
| :---------------------- | :------------------------------------------------------------------ | :------------------------------------------------------ | :----------------------------- | :--------------------------------------------------- |
|
|||
|
|
| data | 显示的数据 | array | - | - |
|
|||
|
|
| columns | 自动生成表单的参数，参考下面 columns | array | - | - |
|
|||
|
|
| selection | 显示多选框，支持 columns 的配置 | boolean / object | - | false |
|
|||
|
|
| index | 显示索引，支持 columns 的配置 | boolean / object | - | false |
|
|||
|
|
| expand | 开启展开插槽，支持 columns 的配置 | boolean / object | - | false |
|
|||
|
|
| menu | 开启操作按钮插槽，支持 columns 的配置 | boolean / object | - | false |
|
|||
|
|
| show-overflow-tooltip | 当内容过长被隐藏时显示 tooltip | boolean | - | false |
|
|||
|
|
| align | 对齐方式 | string | left / center / right | left |
|
|||
|
|
| header-align | 表头对齐方式 | string | left / center / right | 同 align |
|
|||
|
|
| total | 总条目数 | number | - | - |
|
|||
|
|
| current-page | 当前页数，可以通过 `v-model:current-page` 绑定值 | number | - | - |
|
|||
|
|
| page-size | 每页显示条目个数，可以通过 `v-model:page-size` 绑定值 | number | - | - |
|
|||
|
|
| pagination | pagination 的配置，同 el-pagination | object | - | [参考全局配置](../guide/index#全局配置) |
|
|||
|
|
| height | Table 的高度 | string / number | - | 自动高度 |
|
|||
|
|
| max-height | Table 的最大高度 | string / number | - | - |
|
|||
|
|
| stripe | 是否为斑马纹 table | boolean | - | false |
|
|||
|
|
| border | 是否带有纵向边框 | boolean | - | false |
|
|||
|
|
| size | Table 的尺寸 | string | medium / small / mini | - |
|
|||
|
|
| fit | 列的宽度是否自撑开 | boolean | - | true |
|
|||
|
|
| show-header | 是否显示表头 | boolean | - | true |
|
|||
|
|
| highlight-current-row | 是否要高亮当前行 | boolean | - | false |
|
|||
|
|
| current-row-key | 当前行的 key，只写属性 | string / number | - | - |
|
|||
|
|
| row-class-name | 为行增加 className | Function({row, rowIndex}) / string | - | - |
|
|||
|
|
| row-style | 为行增加 style | Function({row, rowIndex}) / object | - | - |
|
|||
|
|
| cell-class-name | 为单元格增加 className | Function({row, column, rowIndex, columnIndex}) / string | - | - |
|
|||
|
|
| cell-style | 为单元格增加 style | Function({row, column, rowIndex, columnIndex}) / object | - | - |
|
|||
|
|
| header-row-class-name | 为表头行增加 className | Function({row, rowIndex}) / string | - | - |
|
|||
|
|
| header-row-style | 为表头行增加 style | Function({row, rowIndex}) / object | - | - |
|
|||
|
|
| header-cell-class-name | 为表头单元格增加 className | Function({row, column, rowIndex, columnIndex}) / string | - | - |
|
|||
|
|
| header-cell-style | 为表头单元格增加 style | Function({row, column, rowIndex, columnIndex}) / object | - | - |
|
|||
|
|
| row-key | 行数据的 Key，使用 reserveSelection 功能时必填 | Function(row) / string | - | - |
|
|||
|
|
| empty-text | 空数据时显示的文本内容 | string | - | 暂无数据 |
|
|||
|
|
| default-expand-all | 是否默认展开所有行 | boolean | - | false |
|
|||
|
|
| expand-row-keys | Table 目前的展开行，与 row-key 配合使用 | array | - | - |
|
|||
|
|
| default-sort | 默认的排序列的 prop 和顺序 | Object | `order`: ascending, descending | ascending |
|
|||
|
|
| tooltip-effect | tooltip `effect` 属性 | String | dark / light | - |
|
|||
|
|
| show-summary | 是否在表尾显示合计行 | Boolean | - | false |
|
|||
|
|
| sum-text | 合计行第一列的文本 | String | - | 合计 |
|
|||
|
|
| summary-method | 自定义的合计计算方法 | Function({ columns, data }) | - | - |
|
|||
|
|
| span-method | 合并行或列的计算方法 | Function({ row, column, rowIndex, columnIndex }) | - | - |
|
|||
|
|
| select-on-indeterminate | 当仅有部分行被选中时，点击表头的多选框时的行为，配合 selection 使用 | boolean | - | true |
|
|||
|
|
| indent | 展示树形数据时，树节点的缩进 | number | - | 16 |
|
|||
|
|
| lazy | 是否懒加载子节点数据 | boolean | - | - |
|
|||
|
|
| load | 加载子节点数据的函数，lazy 为 true 时生效 | Function(row, treeNode, resolve) | - | - |
|
|||
|
|
| tree-props | 渲染嵌套数据的配置选项 | Object | - | { hasChildren: 'hasChildren', children: 'children' } |
|
|||
|
|
|
|||
|
|
##### 参数
|
|||
|
|
|
|||
|
|
| 参数 | 说明 | 类型 | 可选值 | 默认值 |
|
|||
|
|
| :------------------ | :-------------------------------------------------------------------- | :-------------------------------------- | :------------------------------------------------------------------------------------------------------------------------------ | :-------------------------------- |
|
|||
|
|
| prop | 对应 data 的字段名 (**必填，需要是唯一值**) | string | - | - |
|
|||
|
|
| label | 显示的标题 | string | - | - |
|
|||
|
|
| slot | 是否开启自定义插槽功能 | boolean | - | false |
|
|||
|
|
| hide | 是否在表格中隐藏 | boolean | - | false |
|
|||
|
|
| children | 实现多级表头 | array | - | - |
|
|||
|
|
| columnKey | 当前项的 key，使用 filter-change 事件时需要 | string | - | - |
|
|||
|
|
| width | 对应列的宽度 | string | - | - |
|
|||
|
|
| minWidth | 对应列的最小宽度 | string | - | - |
|
|||
|
|
| fixed | 列是否固定，true 表示固定在左侧 | string / boolean | true / left / right | - |
|
|||
|
|
| renderHeader | 列标题 Label 区域渲染使用的 Function | Function(h, { column, $index }) | - | - |
|
|||
|
|
| sortable | 对应列是否可以排序 | boolean / string | true / false / 'custom' | false |
|
|||
|
|
| sortMethod | 对数据进行排序的时候使用的方法 | Function(a, b) | - | - |
|
|||
|
|
| sortBy | 指定数据按照哪个属性进行排序 | string / array / Function(row, index) | - | - |
|
|||
|
|
| sortOrders | 数据在排序时所使用排序策略的轮转顺序 | array | `ascending` 表示升序，`descending` 表示降序，`null` 表示还原为原始顺序 | ['ascending', 'descending', null] |
|
|||
|
|
| resizable | 对应列是否可以通过拖动改变宽度，配合 border 使用 | boolean | - | true |
|
|||
|
|
| formatter | 用来格式化内容 | Function(row, column, cellValue, index) | - | - |
|
|||
|
|
| showOverflowTooltip | 当内容过长被隐藏时显示 tooltip | Boolean | - | false |
|
|||
|
|
| align | 对齐方式 | string | left / center / right | left |
|
|||
|
|
| headerAlign | 表头对齐方式 | string | left / center / right | 同 align |
|
|||
|
|
| className | 列的 className | string | - | - |
|
|||
|
|
| labelClassName | 当前列标题的自定义类名 | string | - | - |
|
|||
|
|
| filters | 数据过滤的选项 | Array[{ text, value }] | - | - |
|
|||
|
|
| filterPlacement | 过滤弹出框的定位 | string | top / top-start / top-end / bottom / bottom-start / bottom-end / left / left-start / left-end / right / right-start / right-end | - |
|
|||
|
|
| filterMultiple | 数据过滤的选项是否多选 | boolean | - | true |
|
|||
|
|
| filterMethod | 数据过滤使用的方法 | Function(value, row, column) | - | - |
|
|||
|
|
| filteredValue | 选中的数据过滤项 | array | - | - |
|
|||
|
|
| index | 自定义索引，只能够在 index 中配置 | Function(index) / number | - | - |
|
|||
|
|
| selectable | 这一行的 CheckBox 是否可以勾选，只能够在 selection 中配置 | Function(row, index) | - | - |
|
|||
|
|
| reserveSelection | 是否保留之前选中的数据（需指定 `row-key`），只能够在 selection 中配置 | boolean | - | false |
|
|||
|
|
|
|||
|
|
##### 事件
|
|||
|
|
|
|||
|
|
| 事件名 | 说明 | 参数 |
|
|||
|
|
| ------------------ | -------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------- |
|
|||
|
|
| select | 当用户手动勾选数据行的 Checkbox 时触发的事件 | selection, row |
|
|||
|
|
| select-all | 当用户手动勾选全选 Checkbox 时触发的事件 | selection |
|
|||
|
|
| selection-change | 当选择项发生变化时会触发该事件 | selection |
|
|||
|
|
| cell-mouse-enter | 当单元格 hover 进入时会触发该事件 | row, column, cell, event |
|
|||
|
|
| cell-mouse-leave | 当单元格 hover 退出时会触发该事件 | row, column, cell, event |
|
|||
|
|
| cell-click | 当某个单元格被点击时会触发该事件 | row, column, cell, event |
|
|||
|
|
| cell-dblclick | 当某个单元格被双击击时会触发该事件 | row, column, cell, event |
|
|||
|
|
| row-click | 当某一行被点击时会触发该事件 | row, column, event |
|
|||
|
|
| row-contextmenu | 当某一行被鼠标右键点击时会触发该事件 | row, column, event |
|
|||
|
|
| row-dblclick | 当某一行被双击时会触发该事件 | row, column, event |
|
|||
|
|
| header-click | 当某一列的表头被点击时会触发该事件 | column, event |
|
|||
|
|
| header-contextmenu | 当某一列的表头被鼠标右键点击时触发该事件 | column, event |
|
|||
|
|
| sort-change | 当表格的排序条件发生变化的时候会触发该事件 | { column, prop, order } |
|
|||
|
|
| filter-change | 当表格的筛选条件发生变化的时候会触发该事件，参数的值是一个对象，对象的 key 是 column 的 columnKey，对应的 value 为用户选择的筛选条件的数组。 | filters |
|
|||
|
|
| current-change | 当表格的当前行发生变化的时候会触发该事件，如果要高亮当前行，请打开表格的 highlight-current-row 属性 | currentRow, oldCurrentRow |
|
|||
|
|
| header-dragend | 当拖动表头改变了列的宽度的时候会触发该事件 | newWidth, oldWidth, column, event |
|
|||
|
|
| expand-change | 当用户对某一行展开或者关闭的时候会触发该事件（展开行时，回调的第二个参数为 expandedRows；树形表格时第二参数为 expanded） | row, (expandedRows \| expanded) |
|
|||
|
|
| size-change | pageSize 改变时会触发 | 每页条数 |
|
|||
|
|
| current-change | currentPage 改变时会触发 | 当前页 |
|
|||
|
|
| prev-click | 用户点击上一页按钮改变当前页后触发 | 当前页 |
|
|||
|
|
| next-click | 用户点击下一页按钮改变当前页后触发 | 当前页 |
|
|||
|
|
|
|||
|
|
##### 方法
|
|||
|
|
|
|||
|
|
| 方法名 | 说明 | 参数 |
|
|||
|
|
| ------------------ | ----------------------------------------------------------------------------------------------------------------------- | --------------------------- |
|
|||
|
|
| clearSelection | 用于多选表格，清空用户的选择 | - |
|
|||
|
|
| toggleRowSelection | 用于多选表格，切换某一行的选中状态，如果使用了第二个参数，则是设置这一行选中与否（selected 为 true 则选中） | row, selected |
|
|||
|
|
| toggleAllSelection | 用于多选表格，切换全选和全不选 | - |
|
|||
|
|
| toggleRowExpansion | 用于可展开表格与树形表格，切换某一行的展开状态，如果使用了第二个参数，则是设置这一行展开与否（expanded 为 true 则展开） | row, expanded |
|
|||
|
|
| setCurrentRow | 用于单选表格，设定某一行为选中行，如果调用时不加参数，则会取消目前高亮行的选中状态。 | row |
|
|||
|
|
| clearSort | 用于清空排序条件，数据会恢复成未排序的状态 | - |
|
|||
|
|
| clearFilter | 不传入参数时用于清空所有过滤条件，数据会恢复成未过滤的状态，也可传入由 columnKey 组成的数组以清除指定列的过滤条件 | columnKey |
|
|||
|
|
| doLayout | 对 Table 进行重新布局。当 Table 或其祖先元素由隐藏切换为显示时，可能需要调用此方法 | - |
|
|||
|
|
| sort | 手动对 Table 进行排序。参数`prop`属性指定排序列，`order`指定排序顺序。 | prop: string, order: string |
|
|||
|
|
|
|||
|
|
::: tip 提示
|
|||
|
|
如果使用 `typescript` 可以从组件中导出 `ITableExpose` 提供更好的类型推导
|
|||
|
|
:::
|
|||
|
|
|
|||
|
|
### 插槽
|
|||
|
|
|
|||
|
|
| name | 说明 |
|
|||
|
|
| :------------ | :----------------------------------------------------------------------- |
|
|||
|
|
| - | 在右侧菜单前插入的任意内容 |
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| menu | 表格右侧自定义按钮，参数为 { size, row, column, $index } |
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| expand | 当 expand 为 true 时，配置展开显示的内容，参数为 { row, column, $index } |
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| append | 插入至表格最后一行之后的内容 |
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| [prop] | 当前这列的内容，参数为 { size, row, column, $index } |
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| [prop]-header | 当前这列表头的内容，参数为 { size, column, $index } |
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::: tip 提示
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[prop] 为 columns 中定义的 prop
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:::
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