//获取唯一可用的对象
public static SingleObject1 GetInstance()
{
if (instance == null)
{
instance = new SingleObject1();
}
return(instance);
}
static void Main(string[] args)
{
//test Method
SingleObject.GetInstance().ShowMessage();
SingleObject1.GetInstance().ShowMessage();
Singleton.GetInstance().ShowMessage();
// Console.WriteLine("Hello World!");
}
