poi合并单元格_poi-tl表格单元格合并

CellRangeAddress cellRangeAddress = new CellRangeAddress(startRow, endRow, startCell, endCell);
        sheet.addMergedRegionUnsafe(cellRangeAddress);
    }
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譬如:
合并行时

CellRangeAddress cellRangeAddress = new CellRangeAddress(0, 2, 0, 0);
        sheet.addMergedRegionUnsafe(cellRangeAddress);
    }
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合并列时

CellRangeAddress cellRangeAddress = new CellRangeAddress(0, 0, 0, 2);
        sheet.addMergedRegionUnsafe(cellRangeAddress);
    }
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