Opens the specified file and determines whether it meets the minimal requirements to be considered a stream that contains an Excel workbook.
Syntax
| Visual Basic (Usage) |  Copy Code |
|---|
Dim instance As FpSpread
Dim stream As Stream
Dim workbookType As ExcelWorkbookType
Dim value As Boolean
value = instance.IsExcelStream(stream, workbookType) |
Parameters
- stream
- Stream
- workbookType
- Workbook type
Exceptions
Example
This example opens the excel file if it is determined to be one.
| C# | Copy Code |
|---|
string s = "c:\\test.xls";
System.IO.FileStream str = new System.IO.FileStream(s, IO.FileMode.Open, IO.FileAccess.ReadWrite);
bool b = fpSpread1.IsExcelStream(str, FarPoint.Excel.ExcelWorkbookType.BIFF);
if (b)
{
fpSpread1.OpenExcel(s);
}
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| Visual Basic | Copy Code |
|---|
Dim s As String = "c:\test.xls"
Dim str As New System.IO.FileStream(s, IO.FileMode.Open, IO.FileAccess.ReadWrite)
Dim b As Boolean = FpSpread1.IsExcelStream(str, FarPoint.Excel.ExcelWorkbookType.BIFF)
If b Then
FpSpread1.OpenExcel(s)
End If
|
Requirements
Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8
See Also
