using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Reflection;
using System.Collections.Generic;
using System.Linq.Expressions;
public static class Extenders
{
public static List<T> Sort<T>(this List<T> source, string sortExpression)
{
string[] sortParts = sortExpression.Split(' ');
var param = Expression.Parameter(typeof(T), string.Empty);
try
{
var property = Expression.Property(param, sortParts[0]);
var sortLambda = Expression.Lambda<Func<T, object>>(Expression.Convert(property, typeof(object)), param);
if (sortParts.Length > 1 && sortParts[1].Equals("desc", StringComparison.OrdinalIgnoreCase))
{
return source.AsQueryable<T>().OrderByDescending<T, object>(sortLambda).ToList<T>();
}
return source.AsQueryable<T>().OrderBy<T, object>(sortLambda).ToList<T>();
}
catch (ArgumentException)
{
return source;
}
}
}
Sunday
List sorting by SQL ASC/DESC Extender
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