Created
October 5, 2018 17:17
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| using System; | |
| using System.Threading; | |
| namespace Oct5 | |
| { | |
| class Program | |
| { | |
| static void Main(string[] args) | |
| { | |
| Console.WriteLine(Counter.Instance.NextId); | |
| Console.WriteLine(Counter.Instance.NextId); | |
| Console.WriteLine(Counter.Instance.NextId); | |
| } | |
| } | |
| class Counter | |
| { | |
| private static Lazy<Counter> _instance | |
| = new Lazy<Counter>(() => new Counter()); | |
| private Counter() { } | |
| public static Counter Instance | |
| => _instance.Value; | |
| private int _nextId = 0; | |
| public int NextId => Interlocked.Increment(ref _nextId); | |
| } | |
| } |
Author
surrealist
commented
Oct 5, 2018
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