ASP.NET

public class State
{
    private string code;
    public string Code
    {
        get { return code; }
        set { code = value; }
    }

    private string name;
    public string Name
    {
        get { return name; }
        set { name = value; }
    }

    public string DisplayName
    {
        /// This will display the state as: "(CA) California"
        get { return string.Format( "({0}) {1}", code, name ); }
    }
}

List<State> states = GetAllStates(); // Must implement GetAllStates

ddlStates.DataTextField = "DisplayName";
ddlStates.DataValueField = "Code";
ddlStates.DataSource = states;
ddlStates.DataBind();

....
string value = "......";
Label1.Text = vallue.Replace(Environment.NewLine, "<br/>");
...