## Workbook.SaveToStream method

Saves Excel file to a MemoryStream object as an Excel97-2003 xls file and returns it.

```csharp
public MemoryStream SaveToStream()
```

### Return Value

MemoryStream object which contains an xls Excel file.

### Remarks

This method provides same function as Save method and only save the workbook as Excel97-2003 xls file. It's mainly for calling from COM clients.

### Examples

```csharp
using System;
using System.IO;
using Aspose.Cells;

namespace AsposeCellsExamples
{
    public class WorkbookMethodSaveToStreamDemo
    {
        public static void Run()
        {
            // Create a new workbook
            Workbook start = new Workbook();
            
            // Access first worksheet and add some sample data
            Worksheet worksheet = start.Worksheets[0];
            worksheet.Cells["A1"].PutValue("Name");
            worksheet.Cells["B1"].PutValue("Value");
            worksheet.Cells["A2"].PutValue("A");
            worksheet.Cells["B2"].PutValue(10);
            worksheet.Cells["A3"].PutValue("B");
            worksheet.Cells["B3"].PutValue(20);

            // Save workbook to memory stream
            MemoryStream stream = start.SaveToStream();

            // Create new workbook from the stream
            Workbook workbook = new Workbook(stream);

            // Modify the new workbook
            Worksheet newWorksheet = workbook.Worksheets[0];
            var area = CellArea.CreateCellArea(3, 0, 3, 1);
            newWorksheet.Cells.InsertRange(area, 3, ShiftType.Down, true);

            newWorksheet.Cells["A4"].PutValue("D");
            newWorksheet.Cells["B4"].PutValue(40);
            newWorksheet.Cells["A5"].PutValue("E");
            newWorksheet.Cells["B5"].PutValue(50);
            newWorksheet.Cells["A6"].PutValue("F");
            newWorksheet.Cells["B6"].PutValue(60);

            // Save the modified workbook
            workbook.Save("output.xlsx");
        }
    }
}
```

### See Also

* class [Workbook](../)
* namespace [Aspose.Cells](../../../aspose.cells/)
* assembly [Aspose.Cells](../../../)