Spread Windows Forms 11.0 Product Documentation
IsExcelFile(String) Method
Example 


FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > FpSpread Class > IsExcelFile Method : IsExcelFile(String) Method
String that contains the path and file name
Opens the specified file and determines whether it meets the minimal requirements to be considered an Excel file.
Syntax
'Declaration
 
Public Overloads Function IsExcelFile( _
   ByVal fileName As String _
) As Boolean
'Usage
 
Dim instance As FpSpread
Dim fileName As String
Dim value As Boolean
 
value = instance.IsExcelFile(fileName)
public bool IsExcelFile( 
   string fileName
)

Parameters

fileName
String that contains the path and file name

Return Value

Boolean: true if it is an Excel file; false otherwise
Example
This example opens the file if it is an Excel file.
string s = "c:\\test.xls";
bool b = fpSpread1.IsExcelFile(s);
if (b)
{
fpSpread1.OpenExcel(s);
}
Dim s As String = "c:\test.xls"
Dim b As Boolean = FpSpread1.IsExcelFile(s)
If b Then
FpSpread1.OpenExcel(s)
End If
See Also

Reference

FpSpread Class
FpSpread Members
Overload List