ToJson and ToXml

gistfile1.cs

using System.Text;
using System.Web.Script.Serialization;
using System.Xml;
using System.Xml.Serialization;

namespace ObjectExtensions
{
    public static class SerializationExtensions
    {
        public static string ToJson(this object obj)
        {
            return ToJson(obj, null);
        }
        
        public static string ToJson(this object obj, JavaScriptTypeResolver jsTypeResolver)
        {
            JavaScriptSerializer serializer;
            if(jsTypeResolver != null)
            {
                serializer = new JavaScriptSerializer(jsTypeResolver);
            }
            else
            {
                serializer = new JavaScriptSerializer();
            }
            StringBuilder serializedAsJson = new StringBuilder();
            serializer.Serialize(obj, serializedAsJson);
            return serializedAsJson.ToString();
        }

        public static string ToXml(this object obj)
        {
            return ToXml(obj, null);
        }

        public static string ToXml(this object obj, XmlWriterSettings settings)
        {
            XmlSerializer serializer = new XmlSerializer(obj.GetType());
            StringBuilder serializedAsXml = new StringBuilder();
            XmlWriter xwriter;
            if (settings != null)
            {
                xwriter = XmlWriter.Create(serializedAsXml, settings);
            }
            else
            {
                xwriter = XmlWriter.Create(serializedAsXml);
            }
            serializer.Serialize(xwriter, obj);
            return serializedAsXml.ToString();
        }
    }
}