Functions. A function allows you to encapsulate a piece of code and call it from other parts of your code. You may very soon run into a situation where you need to repeat a piece of code, from multiple places, and this is where functions come in. In C#, they are basically declared like this: <visibility> <return type> <name>(<parameters ...

C# allows you to define functions according to your need. The function whose body is implemented by the developer or user is called a user-defined function. As per client or project requirements, the functions we are developing are called user-defined functions.

To call (execute) a method, write the method's name followed by two parentheses () and a semicolon; In the following example, MyMethod() is used to print a text (the action), when it is called: Console.WriteLine("I just got executed!"); } static void Main(string[] args) { MyMethod(); } // Outputs "I just got executed!" Try it Yourself »

Jun 19, 2009 · If the method in the derived class is preceded with the new keyword, the method is defined as being independent of the method in the base class. What this means in practice: If you inherit from another class and you have a method that shares the same signature you can define it as new so that it independent from the parent class. This means ...

Aug 26, 2012 · One way to define such a function: Func<bool, string> getResult = ( a ) => { if (a) return "a"; return "b"; } You can then invoke: string foo = getResult( true ); .

By definition, a function is a reusable named block of code that does one task. For example, the following defines the SayHi() function that outputs the "Hi" message to the console: void SayHi ( ) { Console.WriteLine( "Hi" ); } Code language: C# ( cs )

Jan 1, 2025 · In C#, a function is defined using a specific syntax that includes several components: the access modifier, return type, method name, parameters, and the body of the method. The basic structure of a function declaration in C# is as follows: Access Modifier: This defines the visibility of the method.

Apr 1, 2025 · In C#, functions have the following syntax: <Access Specifiers> <return type> <name of the function>(< function parameters>) { <function code> return; } As we discussed in our previous tutorials, Access specifies, Parameters and return types are optional.

Learn the fundamentals of defining and using methods (functions) in C#. This tutorial covers method syntax, parameters, return types, access modifiers, and best practices for writing modular, reusable, and well-organized C# code.

In this chapter you will learn how to create and use function in program. Qu. Write a program to explain method in C#. Create a static function add () that accept two number from user and returns sum of the number. num1 = Convert.ToInt32(Console.ReadLine()); num2 = Convert.ToInt32(Console.ReadLine()); result = num1 + num2; calculation.add();