using System;

using System.Collections.Generic;

using System.Globalization;

public class Program

{

     static void Main()

     {

         string stringDate = "2024-12-30 06:31:45.769";

         bool success = DateTimeOffset.TryParseExact(stringDate, "yyyy-MM-dd HH:mm:ss.fff", new CultureInfo("en-US"), DateTimeStyles.AssumeUniversal, out _);

         Console.WriteLine(success);

​

         success = DateTimeOffset.TryParseExact(stringDate, "yyyy-MM-dd HH:mm:ss.fff", new CultureInfo("ar-SA"), DateTimeStyles.AssumeUniversal, out _);

         Console.WriteLine(success);

         Console.ReadKey();

     }

}