<el-table
 :span-method="objectSpanMethod4" //在el-table里面添加合并單元格屬性
 >

data(){
return{
 orderdata:null,// 后端將數(shù)據(jù)查詢出來后，綁定到orderdata里面
}
},
 methods: {
flitterData4(){
  let spanOneArr = []
  let concatOne = 0
  //let spanOneArr1 = []
  //let concatOne1 = 0
  this.orderdata.forEach((item,index)=>{//循環(huán)后端查詢出來的數(shù)據(jù)(orderdata)
  if(index === 0){
   spanOneArr.push(1)
  }else{
   //name 修改
   if(item.ENTERNAME === this.orderdata[index - 1].ENTERNAME){ //第一列需合并相同內(nèi)容的字段
   spanOneArr[concatOne] += 1
   spanOneArr.push(0)
   }else{
   spanOneArr.push(1)
   concatOne = index
   }
   //if(item.coachName === this.coachdata[index - 1].coachName){ //第二列需合并相同內(nèi)容的判斷條件
   //spanOneArr1[concatOne1] += 1
   //spanOneArr1.push(0)
   //}else{
   //spanOneArr1.push(1)
   //concatOne1 = index
   // }
  }
  })
  return {
  one: spanOneArr,
  //two:spanOneArr1
  }
 },
 objectSpanMethod4({row, column, rowIndex, columnIndex}){
  if(columnIndex === 0 ) {
  // this.tableData 修改
  const _row = (this.flitterData4(this.tableData).one)[rowIndex]
  const _col = _row > 0 ? 1 : 0
  return {
   rowspan: _row,
   colspan: _col
  }
  }
  //判斷是否是第二列，如果是就將第二列相同字段進行合并
  //if(columnIndex === 1) {
  // const _row = (this.flitterData(this.tableData).two)[rowIndex]
  // const _col = _row > 0 ? 1 : 0
  // return {
   // rowspan: _row,
  // colspan: _col
  // }
  }
 },
 }