Recursion

A technique in which a method calls itself with a smaller version of the problem.

What is Recursion in C#?

Recursion — A technique in which a method calls itself with a smaller version of the problem.

class Countdown
{
    int Count(int number)
    {
        if (number == 0)
        {
            return 0;
        }

        return 1 + Count(number - 1);
    }
}

Level: Apprentice · More C# terms at this level

Updated September 27, 2026