<%@Page Language="c#" %>
void Page_Load()
{
ArrayList AnimalArrayList = new ArrayList();
AnimalArrayList.Add("Dog");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Elephant");
AnimalArrayList.Add("Lion");
AnimalArrayList.Add("Cat");
MyDropDownList.DataSource = AnimalArrayList;
MyDropDownList.DataBind();
}