/// <summary>
/// Provides an Enumerator over the elements in this Queue.
/// </summary>
/// The enumerator is a point-in-time snapshot, and the contents
/// of the Queue may change after the enumerator is returned, unless
/// the Queue is synchronized on before calling this method and until
/// the enumerator is exhausted.
/// <returns>
/// An enumerator of the elements in this Queue.
/// </returns>
public virtual IEnumerator GetEnumerator()
{
return(ElementList.GetEnumerator());
}