C#對象轉JSON字串和JSON字串轉對象

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C#對象轉JSON字串和JSON字串轉對象
 
/* 建立者：菜刀居士的部落格
 * 建立日期: 2014年09月03號
 * 功能： Json操作
 *
  */
 
namespace Net.String.ConsoleApplication
 {
    using System;
    using System.Data;
    using System.Collections;
    using System.ComponentModel;
    using System.Collections.Generic;
    using System.Web.Script.Serialization;
  
 
    public class JsonHelper
    {
        /// <summary>
        /// 把json字串轉成對象
        /// </summary>
        /// <typeparam name="T">對象</typeparam>
        /// <param name="data">json字串</param>
        public static T Deserialize<T>(string data)
        {
            System.Web.Script.Serialization.JavaScriptSerializer json = new System.Web.Script.Serialization.JavaScriptSerializer();
            return json.Deserialize<T>(data);
        }
 
        /// <summary>
        /// 把對象轉成json字串
        /// </summary>
        /// <param name="o">對象</param>
        /// <returns>json字串</returns>
        public static string Serialize(object o)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            System.Web.Script.Serialization.JavaScriptSerializer json = new System.Web.Script.Serialization.JavaScriptSerializer();
            json.Serialize(o, sb);
            return sb.ToString();
        }
 
        /// <summary>
        /// 把DataTable對象轉成json字串
        /// </summary>
        public string ToJson(DataTable dt)
        {
            JavaScriptSerializer javaScriptSerializer = new JavaScriptSerializer();
            ArrayList arrayList = new ArrayList();
            foreach (DataRow dataRow in dt.Rows)
            {
                Dictionary<string, object> dictionary = new Dictionary<string, object>();
                foreach (DataColumn dataColumn in dt.Columns)
                {
                    dictionary.Add(dataColumn.ColumnName, dataRow[dataColumn.ColumnName]);
                }
                arrayList.Add(dictionary);
            }
            return javaScriptSerializer.Serialize(arrayList);
        }
    }
 
    public static class EnumerableExtension
    {
        /// <summary>
        /// 集合添加一個對象
        /// </summary>
        public static IEnumerable<T> Add<T>(this IEnumerable<T> e, T value)
        {
            foreach (var cur in e)
            { yield return cur; }
            yield return value;
        }
 
        /// <summary>
        /// 把集合轉成DataTable
        /// </summary>
        public static DataTable ConvertToDataTable<T>(this IEnumerable<T> enumerable)
        {
            var dataTable = new DataTable();
            foreach (PropertyDescriptor pd in TypeDescriptor.GetProperties(typeof(T)))
            {
                dataTable.Columns.Add(pd.Name, pd.PropertyType);
            }
            foreach (T item in enumerable)
            {
                var Row = dataTable.NewRow();
 
                foreach (PropertyDescriptor dp in TypeDescriptor.GetProperties(typeof(T)))
                {
                    Row[dp.Name] = dp.GetValue(item);
                }
                dataTable.Rows.Add(Row);
            }
            return dataTable;
        }
    }
 }

C#對象轉JSON字串和JSON字串轉對象