Opens the specified file and determines whether it meets the minimal requirements to be considered a stream containing an Excel workbook.
'Declaration
Public Overloads Function IsExcelStream( _
ByVal As Stream, _
ByRef As ExcelWorkbookType, _
ByRef 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 ,
ref ExcelWorkbookType ,
out bool
)
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.