1 // CS0411: The type arguments for method `System.Linq.Enumerable.OrderBy<TSource,TKey>(this System.Collections.Generic.IEnumerable<TSource>, System.Func<TSource,TKey>)' cannot be inferred from the usage. Try specifying the type arguments explicitly
4 using System.Collections.Generic;
20 var r = l.OrderBy (f => f.Name).ToList ();