using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace Sleis.Utility
{
    public static class ConversionUtility
    {
        public static T ConvertTo<T>(this IConvertible obj)
        {
            return ConvertType<T>(obj);
        }
        public static T ConvertTo<T>(this object obj)
        {
            return ConvertType<T>(obj);
        }
        private static T ConvertType<T>(object obj)
        {
            Type t = typeof(T);
            Type u = Nullable.GetUnderlyingType(t);

            if (u != null)
            {
                if (obj == null)
                    return default(T);

                return (T)Convert.ChangeType(obj, u);
            }
            else
            {
                return (T)Convert.ChangeType(obj, t);
            }
        }
    }
}