store xml nodelist in arraylist

static void Main(string[] args)
{
    XmlDocument xmldoc = new XmlDocument();
    xmldoc.LoadXml("<root><node /><node /><node /></root>");
    XmlNodeList xmlNodeList = xmldoc.SelectNodes("//node");
    XmlNode[] array = (
        new System.Collections.Generic.List<XmlNode>(
            Migrate<XmlNode>(xmlNodeList))).ToArray();
}

public static IEnumerable<T> Migrate<T>(System.Collections.IEnumerable enumerable)
{
    foreach (object current in enumerable)
    {
        yield return (T)current;
    }
}