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Class ExcelPackage

Represents an Excel 2007/2010 XLSX file package.
This is the top-level object to access all parts of the document.

Inheritance
System.Object
ExcelPackage
Implements
System.IDisposable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: OfficeOpenXml
Assembly: EPPlus.dll
Syntax
public sealed class ExcelPackage : IDisposable
Remarks
    FileInfo newFile = new FileInfo(outputDir.FullName + @"\sample1.xlsx");
	if (newFile.Exists)
	{
		newFile.Delete();  // ensures we create a new workbook
		newFile = new FileInfo(outputDir.FullName + @"\sample1.xlsx");
	}
	using (ExcelPackage package = new ExcelPackage(newFile))
    {
        // add a new worksheet to the empty workbook
        ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("Inventory");
        //Add the headers
        worksheet.Cells[1, 1].Value = "ID";
        worksheet.Cells[1, 2].Value = "Product";
        worksheet.Cells[1, 3].Value = "Quantity";
        worksheet.Cells[1, 4].Value = "Price";
        worksheet.Cells[1, 5].Value = "Value";
    //Add some items...
    worksheet.Cells["A2"].Value = "12001";
    worksheet.Cells["B2"].Value = "Nails";
    worksheet.Cells["C2"].Value = 37;
    worksheet.Cells["D2"].Value = 3.99;

    worksheet.Cells["A3"].Value = "12002";
    worksheet.Cells["B3"].Value = "Hammer";
    worksheet.Cells["C3"].Value = 5;
    worksheet.Cells["D3"].Value = 12.10;

    worksheet.Cells["A4"].Value = "12003";
    worksheet.Cells["B4"].Value = "Saw";
    worksheet.Cells["C4"].Value = 12;
    worksheet.Cells["D4"].Value = 15.37;

    //Add a formula for the value-column
    worksheet.Cells["E2:E4"].Formula = "C2*D2";

       //Ok now format the values;
    using (var range = worksheet.Cells[1, 1, 1, 5]) 
     {
        range.Style.Font.Bold = true;
        range.Style.Fill.PatternType = ExcelFillStyle.Solid;
        range.Style.Fill.BackgroundColor.SetColor(Color.DarkBlue);
        range.Style.Font.Color.SetColor(Color.White);
    }

    worksheet.Cells["A5:E5"].Style.Border.Top.Style = ExcelBorderStyle.Thin;
    worksheet.Cells["A5:E5"].Style.Font.Bold = true;

    worksheet.Cells[5, 3, 5, 5].Formula = string.Format("SUBTOTAL(9,{0})", new ExcelAddress(2,3,4,3).Address);
    worksheet.Cells["C2:C5"].Style.Numberformat.Format = "#,##0";
    worksheet.Cells["D2:E5"].Style.Numberformat.Format = "#,##0.00";

    //Create an autofilter for the range
    worksheet.Cells["A1:E4"].AutoFilter = true;

    worksheet.Cells["A1:E5"].AutoFitColumns(0);

    // lets set the header text 
    worksheet.HeaderFooter.oddHeader.CenteredText = "&24&U&\"Arial,Regular Bold\" Inventory";
    // add the page number to the footer plus the total number of pages
    worksheet.HeaderFooter.oddFooter.RightAlignedText =
    string.Format("Page {0} of {1}", ExcelHeaderFooter.PageNumber, ExcelHeaderFooter.NumberOfPages);
    // add the sheet name to the footer
    worksheet.HeaderFooter.oddFooter.CenteredText = ExcelHeaderFooter.SheetName;
    // add the file path to the footer
    worksheet.HeaderFooter.oddFooter.LeftAlignedText = ExcelHeaderFooter.FilePath + ExcelHeaderFooter.FileName;

    worksheet.PrinterSettings.RepeatRows = worksheet.Cells["1:2"];
    worksheet.PrinterSettings.RepeatColumns = worksheet.Cells["A:G"];

     // Change the sheet view to show it in page layout mode
      worksheet.View.PageLayoutView = true;

    // set some document properties
    package.Workbook.Properties.Title = "Invertory";
    package.Workbook.Properties.Author = "Jan Källman";
    package.Workbook.Properties.Comments = "This sample demonstrates how to create an Excel 2007 workbook using EPPlus";

    // set some extended property values
    package.Workbook.Properties.Company = "AdventureWorks Inc.";

    // set some custom property values
    package.Workbook.Properties.SetCustomPropertyValue("Checked by", "Jan Källman");
    package.Workbook.Properties.SetCustomPropertyValue("AssemblyName", "EPPlus");

    // save our new workbook and we are done!
    package.Save();

  }

  return newFile.FullName;</code></pre>

More samples can be found at https://github.com/JanKallman/EPPlus/

Constructors

ExcelPackage()

Create a new instance of the ExcelPackage. Output is accessed through the Stream property, using the SaveAs(FileInfo) method or later set the File property.

Declaration
public ExcelPackage()

ExcelPackage(FileInfo)

Create a new instance of the ExcelPackage class based on a existing file or creates a new file.

Declaration
public ExcelPackage(FileInfo newFile)
Parameters
Type Name Description
System.IO.FileInfo newFile

If newFile exists, it is opened. Otherwise it is created from scratch.

ExcelPackage(FileInfo, Boolean)

Create a new instance of the ExcelPackage class based on a existing template.

Declaration
public ExcelPackage(FileInfo template, bool useStream)
Parameters
Type Name Description
System.IO.FileInfo template

The name of the Excel template to use as the basis of the new Excel file

System.Boolean useStream

if true use a stream. If false create a file in the temp dir with a random name

ExcelPackage(FileInfo, Boolean, String)

Create a new instance of the ExcelPackage class based on a existing template.

Declaration
public ExcelPackage(FileInfo template, bool useStream, string password)
Parameters
Type Name Description
System.IO.FileInfo template

The name of the Excel template to use as the basis of the new Excel file

System.Boolean useStream

if true use a stream. If false create a file in the temp dir with a random name

System.String password

Password to decrypted the template

ExcelPackage(FileInfo, FileInfo)

Create a new instance of the ExcelPackage class based on a existing template. If newFile exists, it will be overwritten when the Save method is called

Declaration
public ExcelPackage(FileInfo newFile, FileInfo template)
Parameters
Type Name Description
System.IO.FileInfo newFile

The name of the Excel file to be created

System.IO.FileInfo template

The name of the Excel template to use as the basis of the new Excel file

ExcelPackage(FileInfo, FileInfo, String)

Create a new instance of the ExcelPackage class based on a existing template. If newFile exists, it will be overwritten when the Save method is called

Declaration
public ExcelPackage(FileInfo newFile, FileInfo template, string password)
Parameters
Type Name Description
System.IO.FileInfo newFile

The name of the Excel file to be created

System.IO.FileInfo template

The name of the Excel template to use as the basis of the new Excel file

System.String password

Password to decrypted the template

ExcelPackage(FileInfo, String)

Create a new instance of the ExcelPackage class based on a existing file or creates a new file.

Declaration
public ExcelPackage(FileInfo newFile, string password)
Parameters
Type Name Description
System.IO.FileInfo newFile

If newFile exists, it is opened. Otherwise it is created from scratch.

System.String password

Password for an encrypted package

ExcelPackage(Stream)

Create a new instance of the ExcelPackage class based on a stream

Declaration
public ExcelPackage(Stream newStream)
Parameters
Type Name Description
System.IO.Stream newStream

The stream object can be empty or contain a package. The stream must be Read/Write

ExcelPackage(Stream, Stream)

Create a new instance of the ExcelPackage class based on a stream

Declaration
public ExcelPackage(Stream newStream, Stream templateStream)
Parameters
Type Name Description
System.IO.Stream newStream

The output stream. Must be an empty read/write stream.

System.IO.Stream templateStream

This stream is copied to the output stream at load

ExcelPackage(Stream, Stream, String)

Create a new instance of the ExcelPackage class based on a stream

Declaration
public ExcelPackage(Stream newStream, Stream templateStream, string Password)
Parameters
Type Name Description
System.IO.Stream newStream

The output stream. Must be an empty read/write stream.

System.IO.Stream templateStream

This stream is copied to the output stream at load

System.String Password

Password to decrypted the template

ExcelPackage(Stream, String)

Create a new instance of the ExcelPackage class based on a stream

Declaration
public ExcelPackage(Stream newStream, string Password)
Parameters
Type Name Description
System.IO.Stream newStream

The stream object can be empty or contain a package. The stream must be Read/Write

System.String Password

The password to decrypt the document

Fields

MaxColumns

Maximum number of columns in a worksheet (16384).

Declaration
public const int MaxColumns = 16384
Field Value
Type Description
System.Int32

MaxRows

Maximum number of rows in a worksheet (1048576).

Declaration
public const int MaxRows = 1048576
Field Value
Type Description
System.Int32

Properties

Compatibility

Compatibility settings for older versions of EPPlus.

Declaration
public CompatibilitySettings Compatibility { get; }
Property Value
Type Description
CompatibilitySettings

Compression

Compression option for the package

Declaration
public CompressionLevel Compression { get; set; }
Property Value
Type Description
CompressionLevel

DoAdjustDrawings

Automaticlly adjust drawing size when column width/row height are adjusted, depending on the drawings editBy property. Default True

Declaration
public bool DoAdjustDrawings { get; set; }
Property Value
Type Description
System.Boolean

Encryption

Information how and if the package is encrypted

Declaration
public ExcelEncryption Encryption { get; }
Property Value
Type Description
ExcelEncryption

File

The output file. Null if no file is used

Declaration
public FileInfo File { get; set; }
Property Value
Type Description
System.IO.FileInfo

LicenseContext

To use the EPPlus library in debug mode a Licensetype must be specified. Use LicenseContext.NonCommercial if you use EPPlus in an non commercial context. Use LicenseContext.Commercial if you have purchased an license to use EPPlus See https://epplussoftware.com/developers/licenseexception

Declaration
public static LicenseContext? LicenseContext { get; set; }
Property Value
Type Description
System.Nullable<LicenseContext>

Stream

The output stream. This stream is the not the encrypted package. To get the encrypted package use the SaveAs(stream) method.

Declaration
public Stream Stream { get; }
Property Value
Type Description
System.IO.Stream

Workbook

Returns a reference to the workbook component within the package. All worksheets and cells can be accessed through the workbook.

Declaration
public ExcelWorkbook Workbook { get; }
Property Value
Type Description
ExcelWorkbook

Methods

Dispose()

Closes the package.

Declaration
public void Dispose()

GetAsByteArray()

Saves and returns the Excel files as a bytearray. Note that the package is closed upon save

Declaration
public byte[] GetAsByteArray()
Returns
Type Description
System.Byte[]
Examples

Example how to return a document from a Webserver...

 
 ExcelPackage package=new ExcelPackage();
 /**** ... Create the document ****/
 Byte[] bin = package.GetAsByteArray();
 Response.ContentType = "Application/vnd.ms-Excel";
 Response.AddHeader("content-disposition", "attachment;  filename=TheFile.xlsx");
 Response.BinaryWrite(bin);

GetAsByteArray(String)

Saves and returns the Excel files as a bytearray Note that the package is closed upon save

Declaration
public byte[] GetAsByteArray(string password)
Parameters
Type Name Description
System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

Returns
Type Description
System.Byte[]
Examples

Example how to return a document from a Webserver...

 
 ExcelPackage package=new ExcelPackage();
 /**** ... Create the document ****/
 Byte[] bin = package.GetAsByteArray();
 Response.ContentType = "Application/vnd.ms-Excel";
 Response.AddHeader("content-disposition", "attachment;  filename=TheFile.xlsx");
 Response.BinaryWrite(bin);

GetAsByteArrayAsync()

Saves and returns the Excel files as a bytearray. Note that the package is closed upon save

Declaration
public Task<byte[]> GetAsByteArrayAsync()
Returns
Type Description
System.Threading.Tasks.Task<System.Byte[]>
Examples

Example how to return a document from a Webserver...

 
 ExcelPackage package=new ExcelPackage();
 /**** ... Create the document ****/
 Byte[] bin = package.GetAsByteArray();
 Response.ContentType = "Application/vnd.ms-Excel";
 Response.AddHeader("content-disposition", "attachment;  filename=TheFile.xlsx");
 Response.BinaryWrite(bin);

GetAsByteArrayAsync(String)

Saves and returns the Excel files as a bytearray Note that the package is closed upon save

Declaration
public Task<byte[]> GetAsByteArrayAsync(string password)
Parameters
Type Name Description
System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

Returns
Type Description
System.Threading.Tasks.Task<System.Byte[]>
Examples

Example how to return a document from a Webserver...

 
 ExcelPackage package=new ExcelPackage();
 /**** ... Create the document ****/
 Byte[] bin = package.GetAsByteArray();
 Response.ContentType = "Application/vnd.ms-Excel";
 Response.AddHeader("content-disposition", "attachment;  filename=TheFile.xlsx");
 Response.BinaryWrite(bin);

Load(Stream)

Loads the specified package data from a stream.

Declaration
public void Load(Stream input)
Parameters
Type Name Description
System.IO.Stream input

The input.

Load(Stream, String)

Loads the specified package data from a stream.

Declaration
public void Load(Stream input, string Password)
Parameters
Type Name Description
System.IO.Stream input

The input.

System.String Password

The password to decrypt the document

LoadAsync(FileInfo)

Loads the specified package data from a stream.

Declaration
public Task LoadAsync(FileInfo fileInfo)
Parameters
Type Name Description
System.IO.FileInfo fileInfo

The input file.

Returns
Type Description
System.Threading.Tasks.Task

LoadAsync(FileInfo, Stream, String)

Loads the specified package data from a stream.

Declaration
public Task LoadAsync(FileInfo fileInfo, Stream output, string Password)
Parameters
Type Name Description
System.IO.FileInfo fileInfo

The input file.

System.IO.Stream output

The out stream. Sets the Stream property

System.String Password

The password

Returns
Type Description
System.Threading.Tasks.Task

LoadAsync(FileInfo, String)

Loads the specified package data from a stream.

Declaration
public Task LoadAsync(FileInfo fileInfo, string Password)
Parameters
Type Name Description
System.IO.FileInfo fileInfo

The input file.

System.String Password

The password

Returns
Type Description
System.Threading.Tasks.Task

LoadAsync(Stream)

Loads the specified package data from a stream.

Declaration
public Task LoadAsync(Stream input)
Parameters
Type Name Description
System.IO.Stream input

The input.

Returns
Type Description
System.Threading.Tasks.Task

LoadAsync(Stream, String)

Loads the specified package data from a stream.

Declaration
public Task LoadAsync(Stream input, string Password)
Parameters
Type Name Description
System.IO.Stream input

The input.

System.String Password

The password to decrypt the document

Returns
Type Description
System.Threading.Tasks.Task

Save()

Saves all the components back into the package. This method recursively calls the Save method on all sub-components. We close the package after the save is done.

Declaration
public void Save()

Save(String)

Saves all the components back into the package. This method recursively calls the Save method on all sub-components. The package is closed after it has ben saved Supply a password to encrypt the workbook with.

Declaration
public void Save(string password)
Parameters
Type Name Description
System.String password

This parameter overrides the Workbook.Encryption.Password.

SaveAs(FileInfo)

Saves the workbook to a new file The package is closed after it has been saved

Declaration
public void SaveAs(FileInfo file)
Parameters
Type Name Description
System.IO.FileInfo file

The file location

SaveAs(FileInfo, String)

Saves the workbook to a new file The package is closed after it has been saved

Declaration
public void SaveAs(FileInfo file, string password)
Parameters
Type Name Description
System.IO.FileInfo file

The file

System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

SaveAs(Stream)

Copies the Package to the Outstream The package is closed after it has been saved

Declaration
public void SaveAs(Stream OutputStream)
Parameters
Type Name Description
System.IO.Stream OutputStream

The stream to copy the package to

SaveAs(Stream, String)

Copies the Package to the Outstream The package is closed after it has been saved

Declaration
public void SaveAs(Stream OutputStream, string password)
Parameters
Type Name Description
System.IO.Stream OutputStream

The stream to copy the package to

System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

SaveAsAsync(FileInfo)

Saves the workbook to a new file The package is closed after it has been saved

Declaration
public Task SaveAsAsync(FileInfo file)
Parameters
Type Name Description
System.IO.FileInfo file

The file location

Returns
Type Description
System.Threading.Tasks.Task

SaveAsAsync(FileInfo, String)

Saves the workbook to a new file The package is closed after it has been saved

Declaration
public Task SaveAsAsync(FileInfo file, string password)
Parameters
Type Name Description
System.IO.FileInfo file

The file

System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

Returns
Type Description
System.Threading.Tasks.Task

SaveAsAsync(Stream)

Copies the Package to the Outstream The package is closed after it has been saved

Declaration
public Task SaveAsAsync(Stream OutputStream)
Parameters
Type Name Description
System.IO.Stream OutputStream

The stream to copy the package to

Returns
Type Description
System.Threading.Tasks.Task

SaveAsAsync(Stream, String)

Copies the Package to the Outstream The package is closed after it has been saved

Declaration
public Task SaveAsAsync(Stream OutputStream, string password)
Parameters
Type Name Description
System.IO.Stream OutputStream

The stream to copy the package to

System.String password

The password to encrypt the workbook with. This parameter overrides the Encryption.Password.

Returns
Type Description
System.Threading.Tasks.Task

SaveAsync()

Saves all the components back into the package. This method recursively calls the Save method on all sub-components. The package is closed after it has ben saved d to encrypt the workbook with.

Declaration
public Task SaveAsync()
Returns
Type Description
System.Threading.Tasks.Task

SaveAsync(String)

Saves all the components back into the package. This method recursively calls the Save method on all sub-components. The package is closed after it has ben saved Supply a password to encrypt the workbook package.

Declaration
public Task SaveAsync(string password)
Parameters
Type Name Description
System.String password

This parameter overrides the Workbook.Encryption.Password.

Returns
Type Description
System.Threading.Tasks.Task

Implements

System.IDisposable
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