Vue动态生成表格的行和列

<template>
 <div class="boxShadow">
 <div style="margin-: 20px">
 
 <el-table
 :data="tables"
 ref="multipleTable"
 tooltip-effect="dark"
 style="width: 100%"
 @selection-change='selectArInfo'>
 <el-table-column type="selection" width="45px"></el-table-column>
 <el-table-column label="序号" width="62px" type="index">
 </el-table-column>
 <template v-for='(col) in tableData'>
  <el-table-column
  sortable
  :show-overflow-tooltip="true"
  :prop="col.dataItem"
  :label="col.dataName"
  :key="col.dataItem"
  width="124px">
  </el-table-column>
 </template>
 <el-table-column label="操作" width="80" align="center">
  <template slot-scope="scope">
  <el-button size="mini" class="del-" @click="delTabColOne()" ><i class="iconfont icon-shanchu"></i></el-button>
  </template>
 </el-table-column>
 </el-table>
 
 
 </div>
 </div>
 
</template>

<script>
 import '../../assets/css/mlist.css'
 import '../../assets/css/mscoped.sass'
 export default {
 data () {
 return {
 tables: [{
  xiaoxue: '福兰',
  chuzhong: '加芳',
  gaozhong: '蒲庙',
  daxue: '西安',
  yanjiusheng: '西安',
  shangban: '北京'
 }, {
  xiaoxue: '南坊',
  chuzhong: '礼泉',
  gaozhong: '礼泉',
  daxue: '西安',
  yanjiusheng: '西安',
  shangban: '南坊'
 }, {
  xiaoxue: '马山',
  chuzhong: '加芳',
  gaozhong: '蒲庙',
  daxue: '西安',
  yanjiusheng: '重庆',
  shangban: '北京'
 }],
 tableData: [{
  dataItem: 'xiaoxue',
  dataName: '小学'
 }, {
  dataItem: 'chuzhong',
  dataName: '初中'
 }, {
  dataItem: 'gaozhong',
  dataName: '高中'
 }, {
  dataItem: 'daxue',
  dataName: '大学'
 }, {
  dataItem: 'yanjiusheng',
  dataName: '研究生'
 }, {
  dataItem: 'shangban',
  dataName: '上班'
 }]
 }
 },
 methods: {
 // 获取表格选中时的数据
 selectArInfo (val) {
 this.selectArr = val
 }
 }
 }
</script>