Singleton pattern c#

public sealed class Singleton
    {
    private static readonly Singleton instance = new Singleton();

    // Explicit static constructor to tell C# compiler
    // not to mark type as beforefieldinit
    static Singleton()
    {
    }

    private Singleton()
    {
    }

    public static Singleton Instance
    {
    get
    {
    return instance;
    }
    }
    }

Source: csharpindepth.com

Singleton design pattern c# volatile

public sealed class Singleton
{
   private static volatile Singleton instance;
   private static object syncRoot = new Object();

   private Singleton() {}

   public static Singleton Instance
   {
      get 
      {
         if (instance == null) 
         {
            lock (syncRoot) 
            {
               if (instance == null) 
                  instance = new Singleton();
            }
         }

         return instance;
      }
   }
}

Source: stackoverflow.com

C# singleton

public sealed class Singleton
{
    private static Singleton instance = null;
    private static readonly object padlock = new object();

    Singleton()
    {
    }

    public static Singleton Instance
    {
        get
        {
            lock (padlock)
            {
                if (instance == null)
                {
                    instance = new Singleton();
                }
                return instance;
            }
        }
    }
}

Source: csharpindepth.com

Similar codes

6 votes224 views4 answers
How to set rigidbody velocity in unity
C#
1 vote250 views3 answers
Visual studio reinstall all nuget packages
C#
0 vote224 views1 answer
Asp net route attribute vs httpget
C#
-1 vote228 views2 answers
Using c#
C#
0 vote239 views1 answer
Params keycord as var name c#
C#
2 votes226 views3 answers
C# http post request with file
C#
0 vote226 views1 answer
C# remove newline from string
C#
2 votes228 views1 answer
Unity unparent
C#Unity
-1 vote239 views2 answers
Double quotes in a string c#
C#
1 vote224 views1 answer
C# socket bind to dns name
C#