Core C# Programming Techniques: Reference Parameters, String Manipulation, Reflection, Sockets, and Data Tables
Passing Parameters by Reference in C#
The ref modifier enables methods to operate directly on variables passed as arguments. Any modifications within the method persist in the original variable scope.
void IncrementNumber(ref int input)
{
input *= 2;
}
int counter = 25;
IncrementNumber(ref counter);
Console.WriteLine(counter); // Displays ...
Posted on Fri, 25 Sep 2026 16:38:52 +0000 by mark_18