Linq TakeWhile

public static void TakeWhile()
        {
            int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };

            var firstNumbersLessThan6 = numbers.TakeWhile(n => n < 6);

            Console.WriteLine("First numbers less than 6:");

            foreach (var n in firstNumbersLessThan6)
            {
                Console.WriteLine("{0}", n);
            }
        }

Output