static void Main(string[] args)
{
// This will not work since the constructor is private
// SingleObject singleObject = new SingleObject();
SingleObject.GetInstance().ShowMessage();
Console.ReadKey();
}
/// <summary>
/// The main.
/// </summary>
/// <param name="args">
/// The args.
/// </param>
public static void Main(string[] args)
{
var singleObjectInstance = SingleObject.GetSingleObjectInstance();
singleObjectInstance.ShowMessage();
Console.ReadKey();
}
static void Main(string[] args)
{
//不合法的构造函数
//编译时错误：构造函数 SingleObject() 是不可见的
//SingleObject object = new SingleObject();
//获取唯一可用的对象
SingleObject obj = SingleObject.getInstance();
//显示消息
obj.showMessage();
Console.ReadKey();
}
