epplus read excel
//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("ExcelDemo.xlsx"));
//create a new Excel package in a memorystream
using (MemoryStream stream = new MemoryStream(bin))
using (ExcelPackage excelPackage = new ExcelPackage(stream))
{
//loop all worksheets
foreach (ExcelWorksheet worksheet in excelPackage.Workbook.Worksheets)
{
//loop all rows
for (int i = worksheet.Dimension.Start.Row; i <= worksheet.Dimension.End.Row; i++)
{
//loop all columns in a row
for (int j = worksheet.Dimension.Start.Column; j <= worksheet.Dimension.End.Column; j++)
{
//add the cell data to the List
if (worksheet.Cells[i, j].Value != null)
{
excelData.Add(worksheet.Cells[i, j].Value.ToString());
}
}
}
}
}