C#

using System;<br />
public class MyClass <br />
{<br />
<br />
    public static void UseParams(params int[] list) <br />
    {<br />
        for (int i = 0 ; i < list.Length; i++)<br />
        {<br />
            Console.WriteLine(list[i]);<br />
        }<br />
        Console.WriteLine();<br />
    }<br />
<br />
    public static void UseParams2(params object[] list) <br />
    {<br />
        for (int i = 0 ; i < list.Length; i++)<br />
        {<br />
            Console.WriteLine(list[i]);<br />
        }<br />
        Console.WriteLine();<br />
    }<br />
<br />
    static void Main() <br />
    {<br />
        UseParams(1, 2, 3);<br />
        UseParams2(1, 'a', "test"); <br />
<br />
        // An array of objects can also be passed, as long as<br />
        // the array type matches the method being called.<br />
        int[] myarray = new int[3] {10,11,12};<br />
        UseParams(myarray);<br />
    }<br />
}

public void DoSomething(params string[] items)
{
  if (items != null && items.Length > 0)
  {
    foreach (string item in item)
    {
      // Do something.
    }
  }
}

<br />
string str; //your string <br />
<br />
XmlDocument xmlDoc=new XmlDocument();<br />
xmlDoc.LoadXml(str);<br />
<br />
<br />
MemoryStream stream = new MemoryStream();<br />
<br />
StreamWriter sw = new StreamWriter(stream);<br />
sw.Write(str);<br />
<br />

switch (something)
{
    case A:
        // do something
        goto B;

    case B:
        // do something different
        break;
}

<br />
<br />
            ArrayList arr = null;<br />
            NewArr(out arr);<br />
        }<br />
<br />
        static void NewArr(out ArrayList arr)<br />
        {<br />
            arr = new ArrayList();<br />
        }<br />

Yanshof wrote:

as far as i know the parameters in this case are always delivered by reference

Sonia Gupta wrote:

sir in 2.0?