Spread Windows Forms 7.0 Product Documentation
IsExcelFile(String,ExcelWorkbookType) Method
See Also  Example Support Options
FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > FpSpread Class > IsExcelFile Method : IsExcelFile(String,ExcelWorkbookType) Method


fileName
Path and name of file
workbookType
Returns the type of Excel workbook

Glossary Item Box

Opens the specified file and determines whether it meets the minimal requirements to be considered a structured storage file that contains an Excel workbook.

Syntax

Visual Basic (Declaration) 
Public Overloads Function IsExcelFile( _
   ByVal fileName As String, _
   ByRef workbookType As ExcelWorkbookType _
) As Boolean
Visual Basic (Usage)Copy Code
Dim instance As FpSpread
Dim fileName As String
Dim workbookType As ExcelWorkbookType
Dim value As Boolean
 
value = instance.IsExcelFile(fileName, workbookType)
C# 
public bool IsExcelFile( 
   string fileName,
   ref ExcelWorkbookType workbookType
)

Parameters

fileName
Path and name of file
workbookType
Returns the type of Excel workbook

Exceptions

ExceptionDescription
System.IO.FileNotFoundExceptionSpecified file is not found
System.ArgumentNullExceptionNo file name is specified (or specified file name is null)
System.ArgumentExceptionNo file name is specified (or specified file name is empty)

Example

This example opens the excel file if it is determined to be one.
C#Copy Code
string s = "c:\\test.xls";
bool b = fpSpread1.IsExcelFile(s, FarPoint.Excel.ExcelWorkbookType.BIFF);
if (b)
{
fpSpread1.OpenExcel(s);
}
Visual BasicCopy Code
Dim s As String = "c:\test.xls"
Dim b As Boolean = FpSpread1.IsExcelFile(s, 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

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