Function to get Extension of file from file name

Posted by Virendradugar under VB.NET category on 1/13/2010 | Views : 12564

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Public Shared Function GetExtension(ByVal strFileName As String) As String
            Dim strDocExt() As String
            Dim chArray() As Char = {"."}
            If (strFileName.Length > 0) Then
                strDocExt = strFileName.Split(chArray)
                Return "." + strDocExt(strDocExt.Length - 1)
            Else
                Return ""
            End If
End Function

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Posted by: Raja on: 1/13/2010 Level:Starter | Status: [Member]

Virendra, its much easier than what you have written here.

There is inbuilt function available. Write following and you are done.

string extenstion = System.IO.Path.GetExtension(fileName);

Thanks

Posted by: Virendradugar on: 1/13/2010 Level:Silver | Status: [Member] [MVP]

Hi Raja,

Thanks for your response. I know it but I came to know later on.

Thanks,
Virendra Dugar

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