20 lines
557 B
C#
20 lines
557 B
C#
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class A {
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public virtual string Identity() { return "A.Identity(): " + ToString(); }
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public void print() { System.Console.WriteLine(Identity()); }
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}
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class B: A {
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override public string ToString() { return "B.ToString()"; }
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override public string Identity() { return "B.Identity(): " + base.ToString(); }
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}
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class test {
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public static void Main() {
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A a = new A();
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a.print();
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B b = new B();
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b.print();
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System.Console.WriteLine("{0}", ((A)b).Identity());
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System.Console.WriteLine("{0}", b.Identity());
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((A)b).print();
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}
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}
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