Tag: functions

All the articles with the tag "functions".

• Function Pointers in C++: A Beginner's Guide with Examples

  20 Jul, 2026

  Learn how function pointers work in C++. Store functions in variables, pass them as arguments, build a callback, and see why std::function is often simpler.

• GCD and LCM in C++: The Euclidean Algorithm Explained

  13 Jul, 2026

  Find the GCD and LCM of two numbers in C++. Learn the Euclidean algorithm with loops and recursion, the LCM formula, and the built-in std::gcd in C++17.

• C++ Pass Vector to Function: By Reference, Value, or Const

  9 Jun, 2026

  Learn how to pass a vector to a function in C++ by value, by reference, and by const reference. Understand copies vs references and which to use, with examples.

• C++ Default Arguments: How to Give Function Parameters Default Values

  28 May, 2026

  Learn how C++ default function arguments work with clear examples. Reduce repetitive function calls and write cleaner APIs with optional parameters.