epplus Saving the Excel document Save to disk with SaveFileDialog

Example

//Using File.WriteAllBytes
using (ExcelPackage excelPackage = new ExcelPackage())
{
    //create a new Worksheet
    ExcelWorksheet worksheet = excelPackage.Workbook.Worksheets.Add("Sheet 1");

    //add some text to cell A1
    worksheet.Cells["A1"].Value = "My fourth EPPlus spreadsheet!";

    //convert the excel package to a byte array
    byte[] bin = excelPackage.GetAsByteArray();

    //create a SaveFileDialog instance with some properties
    SaveFileDialog saveFileDialog1 = new SaveFileDialog();
    saveFileDialog1.Title = "Save Excel sheet";
    saveFileDialog1.Filter = "Excel files|*.xlsx|All files|*.*";
    saveFileDialog1.FileName = "ExcelSheet_" + DateTime.Now.ToString("dd-MM-yyyy") + ".xlsx";

    //check if user clicked the save button
    if (saveFileDialog1.ShowDialog() == DialogResult.OK)
    {
        //write the file to the disk
        File.WriteAllBytes(saveFileDialog1.FileName, bin);
    }
}

//Using SaveAs
using (ExcelPackage excelPackage = new ExcelPackage())
{
    //create a new Worksheet
    ExcelWorksheet worksheet = excelPackage.Workbook.Worksheets.Add("Sheet 1");

    //add some text to cell A1
    worksheet.Cells["A1"].Value = "My fourth EPPlus spreadsheet!";

    //create a SaveFileDialog instance with some properties
    SaveFileDialog saveFileDialog1 = new SaveFileDialog();
    saveFileDialog1.Title = "Save Excel sheet";
    saveFileDialog1.Filter = "Excel files|*.xlsx|All files|*.*";
    saveFileDialog1.FileName = "ExcelSheet_" + DateTime.Now.ToString("dd-MM-yyyy") + ".xlsx";

    //check if user clicked the save button
    if (saveFileDialog1.ShowDialog() == DialogResult.OK)
    {
        //Get the FileInfo
        FileInfo fi = new FileInfo(saveFileDialog1.FileName);
        //write the file to the disk
        excelPackage.SaveAs(fi);
    }
}