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c# multiple inheritance

Fragile Falcon answered on October 26, 2020 Popularity 10/10 Helpfulness 1/10

answer c# multiple inheritance

related multiple inheritance C#

c# multiple inheritance

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public interface IFirst { void FirstMethod(); }
public interface ISecond { void SecondMethod(); }

public class First:IFirst 
{ 
    public void FirstMethod() { Console.WriteLine("First"); } 
}

public class Second:ISecond 
{ 
    public void SecondMethod() { Console.WriteLine("Second"); } 
}

public class FirstAndSecond: IFirst, ISecond
{
    First first = new First();
    Second second = new Second();
    public void FirstMethod() { first.FirstMethod(); }
    public void SecondMethod() { second.SecondMethod(); }
}

Popularity 10/10 Helpfulness 1/10 Language csharp

Source: stackoverflow.com

Tags: c# multiple-inheritance

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Contributed on Oct 26 2020

Fragile Falcon

0 Answers Avg Quality 2/10

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// C# program to illustrate how to
// implement multiple class inheritance
// using interfaces
using System;
using System.Collections;
  
// Interface 1
interface GFG1 {
    void languages();
}
  
// Parent class 1
class Geeks1 : GFG1 {
  
    // Providing the implementation
    // of languages() method
    public void languages()
    {
  
        // Creating ArrayList
        ArrayList My_list = new ArrayList();
  
        // Adding elements in the
        // My_list ArrayList
        My_list.Add("C");
        My_list.Add("C++");
        My_list.Add("C#");
        My_list.Add("Java");
  
        Console.WriteLine("Languages provided by GeeksforGeeks:");
        foreach(var elements in My_list)
        {
            Console.WriteLine(elements);
        }
    }
}
  
// Interface 2
interface GFG2 {
    void courses();
}
  
// Parent class 2
class Geeks2 : GFG2 {
  
    // Providing the implementation
    // of courses() method
    public void courses()
    {
  
        // Creating ArrayList
        ArrayList My_list = new ArrayList();
  
        // Adding elements in the
        // My_list ArrayList
        My_list.Add("System Design");
        My_list.Add("Fork Python");
        My_list.Add("Geeks Classes DSA");
        My_list.Add("Fork Java");
  
        Console.WriteLine("\nCourses provided by GeeksforGeeks:");
        foreach(var elements in My_list)
        {
            Console.WriteLine(elements);
        }
    }
}
  
// Child class
class GeeksforGeeks : GFG1, GFG2 {
  
    // Creating objects of Geeks1 and Geeks2 class
    Geeks1 obj1 = new Geeks1();
    Geeks2 obj2 = new Geeks2();
  
    public void languages()
    {
        obj1.languages();
    }
  
    public void courses()
    {
        obj2.courses();
    }
}
  
// Driver Class
public class GFG {
  
    // Main method
    static public void Main()
    {
  
        // Creating object of GeeksforGeeks class
        GeeksforGeeks obj = new GeeksforGeeks();
        obj.languages();
        obj.courses();
    }
}

Popularity 10/10 Helpfulness 1/10 Language csharp

Source: www.geeksforgeeks.org

Tags: c# c

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Contributed on Dec 03 2022

Sulaiman Mutawalli

0 Answers Avg Quality 2/10

c# multiple inheritance

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