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/*
C#: The Complete Reference
by Herbert Schildt
Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// One interface can inherit another.
using System;
public interface A {
void meth1();
void meth2();
}
// B now includes meth1() and meth2() -- it adds meth3().
public interface B : A {
void meth3();
}
// This class must implement all of A and B
class MyClass : B {
public void meth1() {
Console.WriteLine("Implement meth1().");
}
public void meth2() {
Console.WriteLine("Implement meth2().");
}
public void meth3() {
Console.WriteLine("Implement meth3().");
}
}
public class IFExtend {
public static void Main() {
MyClass ob = new MyClass();
ob.meth1();
ob.meth2();
ob.meth3();
}
}
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