// 典型内存杀手写法Workbookworkbook=newXSSFWorkbook();Sheetsheet=workbook.createSheet();for(inti=0; i <1000000; i++) {Rowrow=sheet.createRow(i);// 每行产生Row对象row.createCell(0).setCellValue("数据"+i);// 每个Cell独立存储} 这种写法会产生约100万个Row对象和1000万个Cell对象(假设每行10...
①cell.getDateCellValue()注释:获取单元格的值作为一个date,如果是string抛出异常,如果是空的返回null,可以参考HSSFDataFormatter 了解Excel如何格式化date为string。 ②cell.getRichStringCellValue()注释:获取cell的值,格式为string,如果是numeric 抛出异常,如果是空则返回空字符串。 获取单元格的值并以String格式返回,...
/// Excel列 /// <returns></returns> private static string GetCellValue(ICell cell) { if (cell == null) return string.Empty; switch (cell.CellType) { case CellType.BLANK: return string.Empty; case CellType.BOOLEAN: return cell.BooleanCellValue.ToString(); case CellType.ERROR: return ...
Reusing the value of a cell in another worksheet If you want to link a cell from another worksheet, the steps are the same Select any cell in another sheet Press the=sign (this activates the edit mode) Return to the worksheet with the cell that you want to link Select the cell with t...
This formula will test the ever-expanding range that begins in cell F5 to determine if the range height exceeds the value supplied by the helper cell F4. The updated formula will appear as follows. =IF(ROWS($F$5:F5)<=$F$4,INDEX($B$5:$B$14,AGGREGATE(15,3,(($A$5:$A$14=$G$...
print sheet2.cell_value(1,0).encode('utf-8') print sheet2.row(1)[0].value.encode('utf-8') # 获取单元格内容的数据类型 print sheet2.cell(1,0).ctype if __name__ == '__main__': read_excel() 运行结果如下: 那么问题来了,上面的运行结果中红框框中的字段明明是出生日期,可显示的确...
def write_value_to_cell_with_num(sheet, row_index, column_index, value): """ 按行索引、列索引写入数据 :param shell: :param row_index: 行索引 :param column_index: 列索引 :param value: :return: """ # 二选一 sheet.cell(row=row_index, column=column_index, value=value) # shell.cel...
Sheets("SoAndSo").Range("A1").Value = 32 You can also enter the same value in many cells with: Range("A1:B32").Value = 32 If you want to enter a text string in a cell you need to use the double quotes like: Range("A1").Value = "Peter"will return Peter. Notice the quotati...
object value) public static Task SaveAsByTemplateAsync(string path, byte[] templateBytes, object value) public static Task<DataTable> QueryAsDataTableAsync(string path, bool useHeaderRow = true, string sheetName = null, ExcelType excelType = ExcelType.UNKNOWN, string startCell = "A1", IConf...
That is by design and articulated hereCELL function - Microsoft Support I understand now I use the fonctions ISERROR(INFO("OSVERSION")) to know in which version I am and adapt other formula. (Function INFO return #VALUE in web environment)...