row= sheet.CreateRow((sheet.LastRowNum +1));//在工作表中添加一行ICell cell1 = row.CreateCell(0); cell1.SetCellValue(label_enghlis.Text);//赋值ICell cell2= row.CreateCell(1); cell2.SetCellValue(textBox1.Text);//赋值ICell cell3= row.CreateCell(2); cell3.SetCellValue(label_Rank....
sheet1.CreateRow(0).CreateCell(0).SetCellValue(1); sheet1.CreateRow(1).CreateCell(0).SetCellValue(2); sheet1.CreateRow(2).CreateCell(0).SetCellValue(3); FileStream fs =newFileStream(targetFile, FileMode.Create); workbook.Write(fs); workbook.Close; } NPOI在使用过程中有些不习惯,特别是...
dataRow.CreateCell(columnindex).SetCellValue((Convert.ToDateTime(row[col.ColumnName].ToString())).ToString("yyyy-MM-dd")); break; case "String": dataRow.CreateCell(columnindex).SetCellValue(row[col.ColumnName].ToString()); break; case "Int16": case "Int64": case "Decimal": case "In...
I don't understand why my last string returns an empty value. How am I supposed to set cell's value in a correct way? You did not share enough code to reproduce the issue. I created the follow sample from the EPPlus docs and it just works. ...
CreateCell(column.Ordinal).SetCellValue(drValue); 44 } 45 } 46 #endregion 47 48 49 MemoryStream ms = new MemoryStream(); 50 51 workbook.Write(ms); 52 ms.Flush(); 53 54 return ms; 55 } 56 57 public static void ExportXlsxByWeb(DataTable dt, string strFileName) 58 { 59 60 ...
sheet1.CreateRow(2).CreateCell(0).SetCellValue(3); FileStream fs =newFileStream(targetFile, FileMode.Create); workbook.Write(fs); workbook.Close; } NPOI在使用过程中有些不习惯,特别是在设置单元格内容时,和传统的思维方式不太一样。 4、EPPlus ...
worksheet.Cells[int row, int col].Value = “”; 或者 worksheet.Cells[“A1”].Value = “”; 或者 worksheet.SetValue(row,col,value);//这种赋值方法比上面的性能好一些 6.公式计算 //这是乘法的公式,意思是第三列乘以第四列的值赋值给第五列 ...
worksheet.Cells[1, 4].Value = cell.Time; worksheet.Cells[1, 5].Value = cell.Status; //添加值 int cellnum = 2; foreach (var item in query) { worksheet.Cells["A" + cellnum].Value = item.date+ item.create_time; worksheet.Cells["B" + cellnum].Value = item.realname; ...
我们可以首先使用Microsoft.Office.Introp.excel将xls文件转换为xlsx格式，转换后使用新格式化文件读取EPP...
sheet.Cells[rowIndex, 2].Value = race.D1; SetCellColor(sheet, rowIndex, race, "C1"); sheet.Cells[rowIndex, 3].Value = race.D2; SetCellColor(sheet, rowIndex, race, "C2"); sheet.Cells[rowIndex, 4].Value = race.D3; SetCellColor(sheet, rowIndex, race, "C3"); ...