Select

using System;
 
//добавить ссылку
using System.Linq;
 
class Program {
 public static int Main() {
 
  int[] ara = new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
 
  var query = ara.Select(n => n);
 
  foreach(var i in query) {
   Console.Write("{0} ", i);
  }
  Console.WriteLine();
 
  Console.ReadKey();
  return 0;
 }
}