/// <summary>
/// 保证进程中只有一个实例化对象
/// 常驻内存 不被GC回收
/// </summary>
static void Main(string[] args)
{
try
{
List <IAsyncResult> resultList = new List <IAsyncResult>();
for (int i = 0; i < 20; i++)
{
resultList.Add(new Action(() =>
{
SingletonSimple singleton = SingletonSimple.GetInstance();
singleton.Show();
}).BeginInvoke(null, null));
}
while (resultList.Count(x => !x.IsCompleted) > 0)
{
}
Console.ReadLine();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
}
static SingletonSimple()
{
m_singletonSimple = new SingletonSimple();
}