using System; using System.Collections.Generic; class Program { static void Main(string[] args) { string[] floors ={ "第3楼", "第2楼", "第11楼" }; Array.Sort<string>(floors, Factory.Comparer); foreach (string s in floors) Console.WriteLine(s); Console.ReadKey(); } } // 工厂模式 class Factory : IComparer<string> { private Factory() { } public static IComparer<string> Comparer { get { return new Factory(); } } public int Compare(string x, string y) { return x.Length == y.Length ? x.CompareTo(y) : x.Length - y.Length; } }
时间: 2024-08-08 05:36:25