AjTalk.Model.CodeReader.GetArgument C# (CSharp) Метод

        private static string GetArgument(MessageExpression expression, string key)
        {
            string[] keys = expression.Selector.Split(':');

            for (int k = 0; k < keys.Length; k++)
                if (keys[k] == key)
                    return (string)((ConstantExpression)expression.Arguments.ElementAt(k)).Value;

            return null;
        }