//create a list to hold all the values List<string> excelData = new List<string>(); //read the Excel file as byte array byte[] bin = File.ReadAllBytes("C:\\ExcelDemo.xlsx"); //or if you use asp.net, get the relative path byte[] bin = File.ReadAllBytes(Server.MapPath("Excel...
public static DataSet ReadExcelToDataSet(string filePath, string sheetName) { DataSet ds = new DataSet(); DataRow dr; object objCellValue; string cellValue; using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite)) { EPPlus 5.0 以后的版本需要指定 商业证书 或者非...
public static DataSet ReadExcelToDataSet(string filePath) { DataSet ds = new DataSet("ds"); DataRow dr; object objCellValue; string cellValue; using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite)) using (ExcelPackage package = new ExcelPackage()) { package....
public static DataSet ReadExcelToDataSet(string filePath, string sheetName) { DataSet ds = new DataSet(); DataRow dr; object objCellValue; string cellValue; using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite)) { EPPlus 5.0 以后的版本需要指定 商业证书 或者非...
}publicstaticT ReadFromExcel<T>(stringpath,boolhasHeader =true) {using(varexcelPack =newExcelPackage()) {//Load excel streamusing(varstream = File.OpenRead(path)) { excelPack.Load(stream); }//处理第一个工作表。(如果处理多个表格,可以在此用for循环处理)varws = excelPack.Workbook.Worksheets...
Read/Write Excel files in .NET Core using NPOI Summary Today we learned, how to import and export data to/from Excel in the .NET Core framework using theEPPluslibrary. The legacy so-called applications like Excel are no more legacy and can be used on any platform.EPPlusmakes it easy to...
EPPlus实战篇——Excel读取 .net core 项目 可以从excel读取任何类型(T)的数据,只要T中的field的[Display(Name = "1233")]中的name==excel column header's name 引用的nuget包: 1.EPPlus.Core 2. System.ComponentModel.Annotations //类定义publicclassExcelReadServiceAccordingDisplayAttr<T>:IExcelRead...
I am writing a C# code in .Net 6 to read data from excel and save them into the database. when reading the column with date/ date time value I realized that if the cell contains a time portion, Epplus will return the cell value as 9/1/2000 8:00:00 AM,…
在这种情况下，我建议您将“防御性编程”范式应用到您的方法中。具体来说，意思是不要编写那些假设其他...
public static void CreateExcelByList<T>(string filePath, List<T> dataList) where T : class { string dirPath = Path.GetDirectoryName(filePath); string fileName = Path.GetFileName(filePath); FileInfo newFile = new FileInfo(filePath); ...