Programming in Visual Basic.Net by Dr. Raja Subramanian

Author:Dr. Raja Subramanian [Subramanian, Dr. Raja]
Language: eng
Format: azw3
Publisher: Acme Learning Private Limited
Published: 2011-04-27T16:00:00+00:00

Figure 8.2 The execution of the ConsoleApplication1 ConsoleApplication2

The source code in the Module1 of the ConsoleApplication2 is shown in Figure 8.3. Module Module1

Class base_class_1

Public integer_member_1 As Integer

Public Sub New(ByVal integer_data As Integer)

Console.WriteLine()

Console.WriteLine(“EXECUTING CONSTRUCTOR IN BASE CLASS”) Console.WriteLine()

Me.integer_member_1 = integer_data

End Sub Public Sub output_data_base_class()

Console.WriteLine()

Console.WriteLine(“INTEGER DATA IN BASE CLASS IS “ & integer_member_1) Console.WriteLine()

End Sub

End Class

Class derived_class_1

Inherits base_class_1 Public Sub New(ByVal integer_data As Integer)

MyBase.New(integer_data)

Console.WriteLine()

Console.WriteLine(“EXECUTING CONSTRUCTOR IN DERIVED CLASS”) Console.WriteLine()

End Sub Public Sub output_data_derived_class()

Console.WriteLine()

Console.WriteLine(“INTEGER DATA IN DERIVED CLASS IS “ & integer_member_1) Console.WriteLine()

End Sub

End Class

Sub Main()

‘PROGRAMMING IN VISUAL BASIC.NET

‘AUTHOR: Dr.RAJA SUBRAMANIAN Dim class_data_1 As New derived_class_1(1001)

class_data_1.output_data_base_class()

class_data_1.output_data_derived_class()

Console.ReadLine()

End Sub

End Module

Figure 8.3 The source code in the Module1 of the ConsoleApplication2

The execution of the ConsoleApplication2 creates the output shown in Figure 8.4.

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