C# 用Singleton类构建多线程单例模式
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2022-06-27 22:30:02
public sealed class Singleton { private static volatile Singleton uniqueInstance; private static readonly object locker = new object(); private Single ......
public sealed class singleton
{
private static volatile singleton uniqueinstance;
private static readonly object locker = new object();
private singleton()
{
var cache = httpcontext.current.cache;
}
public static singleton getinstance()
{
if (uniqueinstance == null)
{
lock (locker)
{
if (uniqueinstance == null)
{
uniqueinstance = new singleton();
}
}
}
return uniqueinstance;
}
public int number()
{
return 1;
}
public int number(int i = 0)
{
return i;
}
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