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Explain the concept of method overriding in C# and its relationship with inheritance.

Gautam Ramesh16202-Jul-2023

Explain the concept of method overriding in C# and its relationship with inheritance.

oopsc# oops inheritance 
Updated on 04-Jul-2023
Gautam Ramesh

Gautam Ramesh

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I am Gautam Ramesh from Uttar Pradesh. Have completed my B. Tech. course from MNNIT campus Prayagraj in 2022. I have good knowledge of computer networking.

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1 Answers

Aryan Kumar

Aryan Kumar

04-Jul-2023

Sure. In object-oriented programming, method overriding is a feature that allows a derived class to provide a different implementation of a method that is inherited from a base class. This can be useful for changing the behavior of a method in a derived class without having to modify the base class.

For example, consider the following code:

C#

public class BaseClass
{
    public void BaseMethod()
    {
        Console.WriteLine("This is the BaseMethod() method in the BaseClass class.");
    }
}

public class DerivedClass : BaseClass
{
    public override void BaseMethod()
    {
        Console.WriteLine("This is the BaseMethod() method in the DerivedClass class.");
    }
}

class MainClass
{
    public static void Main()
    {
        BaseClass baseClass = new BaseClass();
        baseClass.BaseMethod();

        DerivedClass derivedClass = new DerivedClass();
        derivedClass.BaseMethod();
    }
}

In this code, the BaseClass class has a BaseMethod() method. The DerivedClass class inherits the BaseMethod() method from the BaseClass class. However, the DerivedClass class also overrides the BaseMethod() method and provides its own implementation.

When the BaseMethod() method is called on a BaseClass object, the implementation of the BaseMethod() method in the BaseClass class is executed. However, when the BaseMethod() method is called on a DerivedClass object, the implementation of the BaseMethod() method in the DerivedClass class is executed.

Method overriding is a powerful feature that can be used to change the behavior of methods in derived classes. It can be used to implement new features, to fix bugs, or to improve performance.

The relationship between method overriding and inheritance is that method overriding is a way to customize the behavior of a method that is inherited from a base class. By overriding a method, a derived class can provide a different implementation of the method that is specific to the needs of the derived class.

Method overriding is one of the key features of object-oriented programming that allows for code reuse and flexibility.

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