Spread ASP.NET 18
FarPoint.Web.Spread Assembly / FarPoint.Web.Spread Namespace / FpSpread Class / IsExcelStream Method / IsExcelStream(Stream,ExcelWorkbookType,Boolean) Method
Stream
Returns the type of Excel workbook
If set to true excel data is encrypted.


In This Topic
    IsExcelStream(Stream,ExcelWorkbookType,Boolean) Method
    In This Topic
    Opens the specified file and determines whether it meets the minimal requirements to be considered a stream containing an Excel workbook.
    Syntax
    'Declaration
     
    
    Public Overloads Function IsExcelStream( _
       ByVal stream As Stream, _
       ByRef workbookType As ExcelWorkbookType, _
       ByRef isEncrypt As Boolean _
    ) As Boolean
    'Usage
     
    
    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)
    public bool IsExcelStream( 
       Stream stream,
       ref ExcelWorkbookType workbookType,
       out bool isEncrypt
    )

    Parameters

    stream
    Stream
    workbookType
    Returns the type of Excel workbook
    isEncrypt
    If set to true excel data is encrypted.

    Return Value

    true if the specified stream contains excel data; otherwise, false.
    Exceptions
    ExceptionDescription
    No stream specified or specified stream is null
    No stream specified or specified stream is empty
    See Also