C-Sharp

Callback With Ref Parameter C# with Example



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Callback With Ref Parameter C# with Example

 using System;

namespace CSharpDelegate
{
	delegate void MyDelegate(ref int value);
	
	class CallbackWithRefParameter
	{
		static void Main()
		{
			MyDelegate callMethod = new MyDelegate(Calculate1);
			callMethod += Calculate2;
			
			int xValue = 5;
			callMethod(ref xValue);
			Console.WriteLine("xValue: " + xValue);
		}
		
		public static void Calculate1(ref int val)
		{
			val = val * val;
		}
		
		public static void Calculate2(ref int val)
		{
			val += 100;
		}
	}	
}

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