MyBase Keyword

When you need to get a reference to the base class of the derived class you are working on, you can invoke the MyBase keyword. This keyword represents an instance of the base class and enables you to work on members as they are exposed by the base class, instead of the ones exposed by the derived class. Consider the following implementation of the Person class, in which a FullInformation method provides a representation of all the information supplied to the class:

Public Class Person    Public Property FirstName As String    Public Property LastName As String    Public Property Age As Integer    Public Overridable Function FullInformation() As String        Dim info As New Text.StringBuilder        info.Append("Name: ...

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