效果图：
<template>
<div class="app-container referBox">
<el-table :data="tableData" style="width: 100%" border>
<el-table-column prop="num1" label="数据1"> </el-table-column>
<el-table-column prop="num2" label="数据2"> </el-table-column>
<el-table-column v-for="(item,index) in stateData" :prop="item.prop" :label="item.label"> </el-table-column>
</el-table>
</div>
</template>
<script>
export default {
data() {
return {
/* tableData中的每一项state都要是一样的 */
tableData: [{
num1: '1',
state: [{
title: '动态数据3',
stateNum: 3
}, {
title: '动态数据4',
stateNum: 4
}],
num2: '2'
},
{
num1: '2',
state: [{
title: '动态数据3',
stateNum: 3
}, {
title: '动态数据4',
stateNum: 4
}],
num2: '2'
},
{
num1: '3',
state: [{
title: '动态数据3',
stateNum: 3
}, {
title: '动态数据4',
stateNum: 4
}],
num2: '2'
},
],
stateData: []
}
},
mounted() {
// 获取数组第一项
const row = this.tableData[0].state
this.stateData = []
// 填充表头
row.map((obj, index) => {
this.stateData.push({
key: parseInt(index + 1),
label: obj.title,
prop: obj.title,
width: 200
})
})
this.tableData.map(item => {
item.state.map(ix => {
item[ix.title] = ix.stateNum
})
})
console.log('row: ', row);
console.log('this.stateData: ', this.stateData);
console.log('this.tableData: ', this.tableData);
}
}
</script>