[row, columnToValidate]; string cellValue = cell.GetValue<string>(); // 获取单元格的值 // 进行文本长度验证 int maxLength = 10; // 设置最大长度 if (cellValue.Length > maxLength) { // 超过最大长度,进行相应的处理 // 例如,可以将单元格的背景色设置为红色 cell.Style.Fill.PatternType ...
cell.Value=Convert.ToDateTime(value); }elseif(pType ==typeof(int)) { cell.Value=Convert.ToInt32(value); }elseif(pType ==typeof(double) || pType ==typeof(decimal)) { cell.Value=Convert.ToDouble(value); }else{ cell.Value= value ==null?"": value.ToString(); } workSheet.Cells[...
[row, columnToValidate]; string cellValue = cell.GetValue<string>(); // 获取单元格的值 // 进行文本长度验证 int maxLength = 10; // 设置最大长度 if (cellValue.Length > maxLength) { // 超过最大长度,进行相应的处理 // 例如,可以将单元格的背景色设置为红色 cell.Style.Fill.PatternTyp...
worksheet.Cells["C" + cellnum].Value = item.period_name; //worksheet.Cells["D" + cellnum].Value = item.create_time; worksheet.Cells["D" + cellnum].Value = item.status_name; cellnum++; } var arr= package.GetAsByteArray(); strem.Dispose(); string type = "application/vnd.openxml...
CellA2Formula: CellA2Value: 这样当我展示代码时,你可以选择对你来说最有意义的库。 x EPPlus 当我第一次开始在 .NET Core 中寻找解析 Excel 时,我记得很多个月前使用 EPPlus 进行一些非常轻量级的 Excel 解析。可以在此处找到 nuget 包: https://www.nuget.org/packages/EPPlus/ ...
ISheet sheet1 = workbook.GetSheet("Sheet1"); 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); ...
ISheet sheet1 = workbook.GetSheet("Sheet1"); 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); ...
//worksheet.Cells["D" + cellnum].Value = item.create_time; worksheet.Cells["D" + cellnum].Value = item.status_name; cellnum++; } var arr= package.GetAsByteArray(); strem.Dispose(); string type = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"; ...
var sheet = workbook.GetSheet("hello"); if (sheet.GetRow(1) == null) sheet.CreateRow(1); if (sheet.GetRow(1).GetCell(1) == null) sheet.GetRow(1).CreateCell(1); sheet.GetRow(1).GetCell(1).SetCellValue("NPOI value");
Trying to get & update an existing cell's value: var q1 = worksheet.Cells["A11"].Value; // here I get a non-empty string worksheet.Cells["A11"].Value = "new string"; var q2 = worksheet.Cells["A11"].Value; // returns EMPTY. WHY??? I ...