linq的使用

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

class Exapmple1_1
{
static void Main()
{
string[] names={"Burke","Connor","Frank",
　　　　　　　　　　　 "Everett","Albert","George"};　　　　　　
IEnumerable<string> expr = from s in names
where s.Length == 5
orderby s
select s.ToUpper();
foreach (string item in expr)
{
Console.WriteLine(item);
}
string s1 = Console.ReadLine();
}
}