使用 ElementUI 实现一个可以多选的表格，并且分页时不会丢失已选中的数据。并且支持根据保存的数据自动勾选。
主要用到 table 组件中的 reserve-selection 属性
具体代码如下
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<template>
<div>
<el-table
ref="multipleTable"
:data="tableData"
tooltip-effect="dark"
row-key="name"
style="width: 100%"
@selection-change="handleSelectionChange">
<el-table-column
:reserve-selection="true"
type="selection"
align="center"
width="55">
</el-table-column>
<el-table-column
label="日期"
width="120">
<template slot-scope="scope">{{ scope.row.date }}</template>
</el-table-column>
<el-table-column
prop="name"
label="姓名"
width="120">
</el-table-column>
<el-table-column
prop="address"
label="地址"
show-overflow-tooltip>
</el-table-column>
</el-table>
<el-pagination
:page-size="2"
layout="prev, pager, next"
:total="4"
@current-change="handleCurrentChange">
</el-pagination>
</div>
</template>
<script>
export default {
data() {
return {
pageNum: 1,
tableData: [],
alltableData: [
{
date: '2016-05-02',
name: '王小虎1',
address: '上海市普陀区金沙江路 1518 弄'
}, {
date: '2016-05-02',
name: '王小虎2',
address: '上海市普陀区金沙江路 1518 弄'
}, {
date: '2016-05-02',
name: '王小虎3',
address: '上海市普陀区金沙江路 1518 弄'
}, {
date: '2016-05-02',
name: '王小虎4',
address: '上海市普陀区金沙江路 1518 弄'
}
],
checkData: [
{
date: '2016-05-02',
name: '王小虎1',
address: '上海市普陀区金沙江路 1518 弄'
}, {
date: '2016-05-02',
name: '王小虎4',
address: '上海市普陀区金沙江路 1518 弄'
}
]
}
},
mounted() {
this.getData()
this.checkData.forEach(item => {
this.$refs.multipleTable.toggleRowSelection(item, true)
})
},
methods: {
getData() {
this.tableData = this.alltableData.slice((this.pageNum - 1) * 2, this.pageNum * 2)
},
handleSelectionChange(list) {
console.log(list)
},
handleCurrentChange(e) {
console.log(e)
this.pageNum = e
this.getData()
}
}
}
</script>
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演示效果
