| Visual Basic (Declaration) | |
|---|---|
Public Overloads Function IsExcelStream( _ ByVal stream As Stream, _ ByRef workbookType As ExcelWorkbookType, _ ByRef isEncrypt As Boolean _ ) As Boolean  | |
| Visual Basic (Usage) |  Copy Code | 
|---|---|
Dim instance As FpSpread Dim stream As Stream Dim workbookType As ExcelWorkbookType Dim isEncrypt As Boolean Dim value As Boolean value = instance.IsExcelStream(stream, workbookType, isEncrypt)  | |
| C# | |
|---|---|
public bool IsExcelStream( Stream stream, ref ExcelWorkbookType workbookType, out bool isEncrypt )  | |
Parameters
- stream
 - Stream
 - workbookType
 - Workbook type
 - isEncrypt
 - isEncrypt
 
| Exception | Description | 
|---|---|
| System.ArgumentNullException | No stream specified or specified stream is null | 
| System.ArgumentException | No stream specified or specified stream is empty | 
Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8