Csharp/C Sharp by API/System/Guid

Guid.NewGuid()

  
    using System;

    public class MainClass
    {

        static void Main(string[] args)
        {
            Guid id = Guid.NewGuid();
            System.Console.WriteLine( id );
        }
    }

new Guid

  
using System;
public class MainClass {
    public static void Main() {
        Guid g1 = new Guid("{0d57629c-7d6e-4847-97cb-9e2fc25083fe}");
        Guid g2 = new Guid("0d57629c7d6e484797cb9e2fc25083fe");
        Console.WriteLine(g1 == g2);  // True
    }
}