bootstrap-table组合表头的实现方法

 <table id="table"></table> 

$("#table").bootstrapTable({
      dataType: "json",
      method: 'get',
      contentType: "application/x--form-urlencoded",
      cache: false,
      url:"../data/mergeData.json",
      columns:[

        [
          {
            "title": "洗衣机统计表",
            "halign":"center",
            "align":"center",
            "colspan": 5
          }
        ],
        [
          {
            field: 'name',
            title: "功能分组",
            valign:"middle",
            align:"center",
            colspan: 1,
            rowspan: 2
          },
          {
            title: "美的",
            valign:"middle",
            align:"center",
            colspan: 2,
            rowspan: 1
          },
          {
            title: "松下",
            valign:"middle",
            align:"center",
            colspan: 2,
            rowspan: 1
          }
        ],
        [
          {
            field: 'mideaNum',
            title: '数量',
            valign:"middle",
            align:"center"
          },
          {
            field: 'mideaPercent',
            title: '占比',
            valign:"middle",
            align:"center"
          },
          {
            field: 'panasonicNum',
            title: '数量',
            valign:"middle",
            align:"center"
          },
          {
            field: 'panasonicPercent',
            title: '占比',
            valign:"middle",
            align:"center"
          }
        ]
      ]
    })

 [
   {"name":"滚筒","mideaNum":"10","mideaPercent":"29%","panasonicNum":"10","panasonicPercent":"29%"},
   {"name":"波轮","mideaNum":"9","mideaPercent":"28%","panasonicNum":"10","panasonicPercent":"29%"}
 ]