VB.NET

VB.NET RSS

functions in the class file

Please support our VB.NET advertiser: Intel Parallel Studio Home

•

Join Date: Apr 2007

Posts: 1

Reputation: elvy2000 is an unknown quantity at this point

Solved Threads: 0

elvy2000

Offline

Newbie Poster

functions in the class file

Sep 7th, 2008

 Help with Code Tags 
 VB.NET Syntax (Toggle Plain Text) 
  i have writen a function in the vb class file and i am trying to read the function form the asp.net but it is showing an error  Error	13	Reference to a non-shared member requires an object reference.	can you help please i am new to this subject
 
elvin
  i have writen a function in the vb class file and i am trying to read the function form the asp.net but it is showing an error  Error	13	Reference to a non-shared member requires an object reference.	can you help please i am new to this subject

elvin

•

Join Date: Feb 2008

Posts: 509

Reputation: selvaganapathy is an unknown quantity at this point

Solved Threads: 88

selvaganapathy selvaganapathy is offline

Offline

Posting Pro

Re: functions in the class file

Sep 7th, 2008

Hi,
From the Error, I think you are calling that Function without creating an Instance. For example Consider the Class

 Help with Code Tags 
 VB Syntax (Toggle Plain Text) 
 
Public Class A
    Public Sub Show()
 
    End Sub
End Class
 
Public Class A
    Public Sub Show()

    End Sub
End Class

This can be called as

 Help with Code Tags 
 VB Syntax (Toggle Plain Text) 
Dim Obj as A
Obj = New A()
 
Obj.Show()
 
'But not
A.Show()
Dim Obj as A
Obj = New A()

Obj.Show()

'But not
A.Show()

If you want access Show regardless of the Class use Shared keyword make it shared among all the instances.

 Help with Code Tags 
 VB Syntax (Toggle Plain Text) 
 
Public Class A
    Public Shared Sub Show()
 
    End Sub
End Class
 
A. Show()
 
Public Class A
    Public Shared Sub Show()

    End Sub
End Class

A. Show()