Dictionary To Dynamic

原文发布时间为：2012-12-25 —— 来源于本人的百度文章 [由搬家工具导入]

public static class DictionaryExt
    {

        /// <summary>
        /// Extension method that turns a dictionary of string and object to an ExpandoObject
        /// </summary>
        public static ExpandoObject ToExpando(this IDictionary<string, object> dictionary)
        {
            var expando = new ExpandoObject();
            var expandoDic = (IDictionary<string, object>)expando;

            // go through the items in the dictionary and copy over the key value pairs)
            foreach (var kvp in dictionary)
            {
                // if the value can also be turned into an ExpandoObject, then do it!
                if (kvp.Value is IDictionary<string, object>)
                {
                    var expandoValue = ((IDictionary<string, object>)kvp.Value).ToExpando();
                    expandoDic.Add(kvp.Key, expandoValue);
                }
                else if (kvp.Value is ICollection)
                {
                    // iterate through the collection and convert any strin-object dictionaries
                    // along the way into expando objects
                    var itemList = new List<object>();
                    foreach (var item in (ICollection)kvp.Value)
                    {
                        if (item is IDictionary<string, object>)
                        {
                            var expandoItem = ((IDictionary<string, object>)item).ToExpando();
                            itemList.Add(expandoItem);
                        }
                        else
                        {
                            itemList.Add(item);
                        }
                    }

                    expandoDic.Add(kvp.Key, itemList);
                }
                else
                {
                    expandoDic.Add(kvp);
                }
            }

            return expando;
        }
    }

===============Demo==============

 public class Program
    {
        static void Main(string[] args)
        {
            var model = new Dictionary<string, object> { { "Name", "Jack" }, { "Age", 13 }, { "Married", false },
                {"Girlfriend",new Dictionary<string, object> { { "Name", "Lucy" }, { "Age", 13 }, { "Married", true }}}
            };
            dynamic result = model.ToExpando();
            Console.WriteLine(result.Name);
            Console.WriteLine(result.Girlfriend.Name);
            Console.ReadLine();
        }
    }