C # objects go to JSON strings and JSON string to objects

/* Creator: Kitchen knife, the blog of the layman
* Date Created: September 03, 2014
* Function: JSON operation
*
*/

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>
       //Convert JSON string to object
       //</summary>
        //<typeparam name= "T" > Object </typeparam>
       //< param name= "Data" >json string </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>
Turn an object into a JSON string
</summary>
<param name= "O" > Objects </param>
<returns>json string </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>
Turn a DataTable object into a JSON string
</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>
Collection to add an object
</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>
Turn the collection into a 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 # objects go to JSON strings and JSON string to objects