static void Main(string[] args)
        {
            var eng = new Jurassic.ScriptEngine();
            eng.Evaluate("function text(){return 10;}");
       int rs=     eng.CallGlobalFunction<int>("text");
            Console.WriteLine(rs);
            Console.Read();
        }

  class Program
    {
        static void Main(string[] args)
        {
            var eng = new Jurassic.ScriptEngine();
            eng.Evaluate("function text(){return JSON.stringify( {‘a‘:10,‘b‘:20});}");
            var rs = eng.CallGlobalFunction<string>("text");
            var model = Util.SerializerJsonOrEntity.GetObject<model>(rs);
            Console.WriteLine(model.a);
            Console.Read();
        }
    }
    public class model {
        public int a { get; set; }
        public int b { get; set; }
    }