antdマージランク

  const mergeCells = (text, data, key, index, recordlength) => {
    
    
    if (index !== 0 && text === data[index - 1][key]) {
    
    
      return 0;
    }
    let rowSpan = 1;
    for (let i = index + 1; i < data.length; i += 1) {
    
    
      if (text !== data[i][key]) {
    
    
        break;
      }
      rowSpan += 1;
    }
    return rowSpan;
  };
  
  str.render = (text, record, index) => {
    
    
            const obj = {
    
    
              children: text,
              props: {
    
    
                rowSpan: 0,
              },
            };

            obj.props.rowSpan = mergeCells(
              newsource[index].flow_trace,
              newsource,
              'flow_trace',
              index,
              newsource[index].length,
            );
            return obj
          };