Shadowing
When we have two programming elements with the same name and the code refers to the name they share the programming elements with closer scope or narrower scope is called as Shadowing. We can intentionally call a programming element by using shadows keyword.
Example 1.
Public Class
Form2
Dim x As
Integer = 10
Private Sub Button1_Click(ByVal sender As System.Object, ByVal
e As System.EventArgs) Handles
Button1.Click
Dim x As Integer = 30
MsgBox(x)
End Sub
End
Class
Example 2.
Public Class
Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal
e As System.EventArgs) Handles
Button1.Click
Dim a As New raj2
MsgBox(a.x)
End Sub
Public Class
raj1
Public x As Integer = 10
End Class
Public Class
raj2
Inherits raj1
Public Shadows ReadOnly Property x() As Integer
Get
Return 16
End Get
End Property
End Class
End Class
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