'Visual Basic 2010 Logische Conjunction Operator And Boolean Datatype en Booleaanse Logica
Module NestedIfExample1
    Sub Main()
        Console.WriteLine("Value 1 ?")
        Dim value1 As Integer = Console.ReadLine()
        '
        Console.WriteLine("Value 2 ?")
        Dim value2 As Integer = Console.ReadLine()
        '
        If value1 > 0 Then
            If value2 > 0 Then
                Console.WriteLine("Sum : " & (value1 + value2))
            End If
        End If
        '
        Console.ReadLine()
    End Sub
End Module
Module LogicalConjunctionOperatorAndExample1
    Sub Main()
        Console.WriteLine("Value 1 ?")
        Dim value1 As Integer = Console.ReadLine()
        '
        Console.WriteLine("Value 2 ?")
        Dim value2 As Integer = Console.ReadLine()
        '
        If value1 > 0 And value2 > 0 Then
            Console.WriteLine("Sum : " & (value1 + value2))
        End If
        '
        Console.ReadLine()
    End Sub
End Module
Module NestedIfExample2
    Sub Main()
        Console.WriteLine("Value 1 ?")
        Dim value1 As Integer = Console.ReadLine()
        '
        Console.WriteLine("Value 2 ?")
        Dim value2 As Integer = Console.ReadLine()
        '
        If value1 > 0 Then
            If value2 > 0 Then
                Console.WriteLine("Sum : " &
                                  (value1 + value2))
            Else
                Console.WriteLine("Value 2 not positive.")
            End If
        Else
            Console.WriteLine("Value 1 not positive.")
        End If
        '
        Console.ReadLine()
    End Sub
End Module
Module LogicalConjunctionOperatorAndExample2
    Sub Main()
        Console.WriteLine("Value 1 ?")
        Dim value1 As Integer = Console.ReadLine()
        '
        Console.WriteLine("Value 2 ?")
        Dim value2 As Integer = Console.ReadLine()
        '
        If value1 > 0 And value2 > 0 Then
            Console.WriteLine("Sum : " &
                              (value1 + value2))
        Else
            Console.WriteLine("Value 1 and/or 2 not positive.")
        End If
        '
        Console.ReadLine()
    End Sub
End Module
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