Sliverlight Interop 1-Javascript端傳送字串陣列參數到Silverlight

    public partial class MainPage : UserControl

    {

        public MainPage()

        {

            InitializeComponent();

            JavascriptSidekick jssk = new JavascriptSidekick();

            if (HtmlPage.IsEnabled)

                HtmlPage.RegisterScriptableObject(

                    "JavascriptSidekick", jssk);

        }

    }

    public class JavascriptSidekick

    {

        public string[] ConvertToStringArray(ScriptObject obj)

        {

            return obj.ConvertTo<string[]>();

        }

        [ScriptableMember]

        public string Test1(ScriptObject obj)

        {

            return string.Join(",", ConvertToStringArray(obj));

        }

        [ScriptableMember]

        public string Test2(object[] ary)

        {

            return string.Join(",", 

                ary.Select(s => s.ToString()).ToArray());

        }

    }

function onSilverlightLoad(sender, args) {

    var slCtl = sender.getHost();

    var jssk = slCtl.Content.JavascriptSidekick;

    alert(jssk.Test1(["A","B","C"]));

    alert(jssk.Test1([]));

    //失敗

    //NullReferenceException

    alert(jssk.Test1(null)); 

    //失敗 ArgumentException

    //Invalid args for this operation.

    alert(jssk.Test1()); 

    //失敗 ArgumentException

    //This object cannot be converted to 

    //the specified type 'System.Object[]'

    alert(jssk.Test2(["A","B","C"]));

}