2019-04-11

        let data = res.data;
        let columns = this.state.columns;
        let collapseObj = {};
        for (let i = 0; i < data.length; i++) {
          let tempObj = collapseObj[data[i]['project']];
          if (tempObj) {
            tempObj.push(i)
          } else {
            collapseObj[data[i]['project']] = [i]
          }
          console.log(tempObj,"----tempObj");
        };
        let collapseData = {};
        for (let obj in collapseObj) {
          collapseData[collapseObj[obj].shift()] = collapseObj[obj];
        }

        columns[0][0] =
          {
            "title": '项目',
            "dataIndex": 'project',
            "align": 'center',
            "width": 250,
            "render": (value, row, index) => {
              const obj = {
                children: value,
                props: {},
              };
              if (collapseData[index] != undefined) {
                obj.props.rowSpan = collapseData[index].length + 1;
              }
              else {
                obj.props.rowSpan = 0
              }
              return obj;
            },
          }
        this.setState({
          columns,
          dataSource: data || res.data
        })