Virtual and override member function : override « Class « C# / CSharp Tutorial

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C# / CSharp Tutorial » Class » override 
7.24.1.Virtual and override member function
class Class1
    {
        public virtual void Hello()
        {
            System.Console.Write( "Hello from Class1" );
        }
    }

    class Class2 : Class1
    {
        public override void Hello()
        {
            base.Hello();
            System.Console.Write( " and hello from Class2 too" );
        }

        public static void Main( string[] args )
        {
            Class2 c2 = new Class2();
            c2.Hello();
        }
    }
 
Hello from Class1 and hello from Class2 too
7.24.override
7.24.1.Virtual and override member function
7.24.2.Override without 'override' keyword
7.24.3.Three-level Override methods
7.24.4.new method: not override
7.24.5.Overridden Equals()
7.24.6.Overriding Virtual Methods
7.24.7.Resolving Ambiguity with the override Modifier
7.24.8.Resolving Ambiguity with the new Keyword
7.24.9.PrintValue() Added to the BaseClass Class
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