Methods and Different Kind of Parameters Passing

Revision: 5087

at February 11, 2008 08:46 by RichardIII

Initial Code

using System;

namespace parameters
{
    public static class democlass
    {
        //normal use
        public static int Add(int left, int right)
        {
            return left + right;
        }

        //use the ref Parameter, e.g. for increment
        public static void AddPlus(ref int number)
        {
            number = number + 1;
        }

        //use the out Parameter
        public static void GetHundred(out int number)
        {
            number = 100;
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            int a = 10;
            int b = 20;
            int c;

            c = democlass.Add(a, b);
            Console.WriteLine(c);           //30

            democlass.AddPlus(ref c);
            Console.WriteLine(c);           //31

            democlass.GetHundred(out c);
            Console.WriteLine(c);           //100
        }
    }
}

Initial URL

Initial Description

In Delphi you have the possibility to modify Methods' Parameters (e.g. procedure AddPlus(var number: integer);) - in C# you will find the following realm of possibility:

Initial Title

Methods and Different Kind of Parameters Passing

Initial Tags

Initial Language

C#

Choose a language for easy browsing: