关于前端:antdesignvue表格合并行

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columns: [{ title: 'xxx', dataIndex: 'xxx', align: 'center', customRender: renderContent}
],
// 合并行
mergeRow () {var colTemp = {}
  this.dataSource.map((item, index) => {var key = `${item.riskName}:${item.riskDes}:${item.riskPlrLevel}`
    if (colTemp[key]) {
      col1.forEach(col => {if (col.val === key) {col.len++}
      })
    } else {colTemp[key] = 1
      col1.push({
        idx: index,
        val: `${item.riskName}:${item.riskDes}:${item.riskPlrLevel}`,
        len: 1
      })
    }
  })
},
// 合并行
var col1 = []
const renderContent = (value, row, index) => {
  const obj = {
    children: value,
    attrs: {}}
  var key = `${row.riskName}:${row.riskDes}:${row.riskPlrLevel}`
  col1.forEach(col => {if (col.val === key) {if (col.idx === index) {obj.attrs.rowSpan = col.len} else {obj.attrs.rowSpan = 0}
    }
  })
  return obj
}

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