Spread ASP.NET 6.0 Product Documentation
IsExcelFile(String,ExcelWorkbookType,Boolean) Method
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FarPoint.Web.Spread Assembly > FarPoint.Web.Spread Namespace > FpSpread Class > IsExcelFile Method : IsExcelFile(String,ExcelWorkbookType,Boolean) Method


fileName
Path and name of file
workbookType
returns the type of Excel workbook
isEncrypt
return true the file is encrypted; false otherwise

Glossary Item Box

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

Syntax

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

Parameters

fileName
Path and name of file
workbookType
returns the type of Excel workbook
isEncrypt
return true the file is encrypted; false otherwise

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)

Requirements

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

See Also

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