How to implement singleton design pattern in C#? [duplicate]

Question

This question already has answers here:

What is a singleton in C#? (15 answers)

What is the best way to implement Singleton Design Pattern in C# with performance constraint? (2 answers)

Closed 9 years ago.

How to implement singleton design pattern in C#?
Can anyone help me?

Answer 1

In singleton pattern, a class can only have one instance and provides access point to it globally.

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