using System;

using System.Globalization;

​

public class Program

{

    public static void Main()

    {

        // Define cultures to be used to parse dates.

        CultureInfo[] cultures = {CultureInfo.CreateSpecificCulture("en-GB"), CultureInfo.CreateSpecificCulture("en-US"), CultureInfo.CreateSpecificCulture("de-DE")};

        CultureInfo provider = CultureInfo.InvariantCulture;

        var format = "dd/MM/yyyy HH:mm:ss";

        // Define string representations of a date to be parsed.

        string[] dateStrings = {"29/06/2021 12:16", "28/06/2021 22:00"};

        // Parse dates using each culture.

        foreach (CultureInfo culture in cultures)

        {

            DateTime dateValue;

            Console.WriteLine("Attempted conversions using {0} culture.", culture.Name);

            foreach (string dateString in dateStrings)

            {

                try

                {

                    dateValue = DateTime.Parse(dateString, culture);

                    Console.WriteLine("   Converted '{0}' to {1}.", dateString, dateValue.ToString("f", culture));

                //var result = DateTime.ParseExact(dateString, format, provider);

                //Console.WriteLine("{0} converts to {1}.", dateString, result.ToString());

                }

                catch (FormatException)

                {

                    Console.WriteLine("   Unable to convert '{0}' for culture {1}.", dateString, culture.Name);

                }

            }

​

            Console.WriteLine();

        }

    }

}