Use 'params int[]' : params « Language Basics « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Language Basics
3. params

using System;

class MainClass
{
   static void Main() {
      int first = 5, second = 6, third = 7;

      ListInts(first, second, third);

      Console.WriteLine("{0}, {1}, {2}", first, second, third);
   }
   public static void ListInts(params int[] inVals)
   {
      for (int i = 0; i < inVals.Length; i++)        
      {
         inVals[i] = inVals[i] * 10;
         Console.WriteLine("{0} ", inVals[i]);       
      }
   }
   
}

50
60
70
5, 6, 7