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1. www.w3schools.com › cpp › cpp_functionsC++ Functions - W3Schools

   www.w3schools.com › cpp › cpp_functions

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   A function is a block of code which only runs when it is called. You can pass data, known as parameters, into a function. Functions are used to perform certain actions, and they are important for reusing code: Define the code once, and use it many times. Create a Function.

2. www.w3schools.in › cplusplus › functionsC++ Functions - W3Schools

   www.w3schools.in › cplusplus › functions

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   Driving programs in function is one of the essential principles of programming. In C, they are called functions, but in C++, they are called member functions. This tutorial will teach you about the member function and its concept used in C++.

3. www.w3schools.in › cplusplus › virtual-functionC++ Virtual Function - W3Schools

   www.w3schools.in › cplusplus › virtual-function

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   What is Virtual Function in C++? A virtual function is a form of a member function declared within a base class and redefined by a derived class. The keyword virtual is used to create a virtual function, preceding the function's declaration in the base class.

4. www.geeksforgeeks.org › functions-in-cppFunctions in C++ - GeeksforGeeks

   www.geeksforgeeks.org › functions-in-cpp

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   26 gru 2023 · A function is a set of statements that takes input, does some specific computation, and produces output. The idea is to put some commonly or repeatedly done tasks together to make a function so that instead of writing the same code again and again for different inputs, we can call this function.

5. www.w3schools.in › cplusplus › friend-functionC++ Friend Function - W3Schools

   www.w3schools.in › cplusplus › friend-function

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   This tutorial will teach you how to use the friend function in C++. A standard function, not a member function of a class, has no privilege to access private data members, but a friend function can access any private data members. A friend function can also be used for function overloading.

6. www.w3schools.com › CPP › cpp_ref_stringC++ string Library Reference (string functions) - W3Schools

   www.w3schools.com › CPP › cpp_ref_string

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   C++ string Functions. The <string> library has many functions that allow you to perform tasks on strings. A list of popular string functions can be found in the table below. Function. Description. at () Returns an indexed character from a string. length () Returns the length of a string.

7. www.programiz.com › cpp-programming › structure-functionC++ Structure and Function (With Examples) - Programiz

   www.programiz.com › cpp-programming › structure-function

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   We can pass Structure variables to a function and return it from a function in a similar way as normal arguments. In this tutorial, you'll find relevant examples to pass structures as an argument to a function, and use them in your program.