C# (CSharp) L14_C14_singleton_demo SingletonDemoの例

コード例 #1

 public static SingletonDemo GetInstance()
 {
     if (instance == null)
     {
         instance = new SingletonDemo();
     }
     return(instance);
 }

コード例 #2

        static void Main(string[] args)
        {
            SingletonDemo singleton =
                SingletonDemo.GetInstance();

            SingletonDemo singleton2 =
                SingletonDemo.GetInstance();

            Console.WriteLine(
                singleton2.Equals(singleton));

            // True
        }