//Visual Basic 2010 Implementatie Object Oriented Programming
namespace Exercise3 {

public class Counter {
    private int m_Value;
    private int m_StepValue = 1;
    public virtual int Value {
        get {
            Value = this.m_Value;
        }
        set {
            this.m_Value = value;
        }
    }
    public virtual int StepValue {
        get {
            StepValue = this.m_StepValue;
        }
        set {
            this.m_StepValue = value;
        }
    }
    public virtual void Raise() {
        this.Value += new System.EventHandler(StepValue);
    }
    public virtual void Lower() {
        Value = StepValue;
    }
}
public class CounterTestFixture {
    void Main() {
        Counter counter1 = new Counter();
        Console.WriteLine((counter1.Value == 0));
        Console.WriteLine((counter1.StepValue == 1));
        counter1.Value = 10;
        Console.WriteLine((counter1.Value == 10));
        Console.WriteLine((counter1.StepValue == 1));
        counter1.StepValue = 5;
        Console.WriteLine((counter1.Value == 10));
        Console.WriteLine((counter1.StepValue == 5));
        counter1.Raise();
        Console.WriteLine((counter1.Value == 15));
        Console.WriteLine((counter1.StepValue == 5));
        counter1.Lower();
        Console.WriteLine((counter1.Value == 10));
        Console.WriteLine((counter1.StepValue == 5));
        Console.ReadLine();
    }
}
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