using System;

using Newtonsoft.Json; // Install Newtonsoft.Json via NuGet Package Manager

using System.Text.Json; // Requires .NET Core 3.0 or later

​

class Program

{

    static void Main(string[] args)

    {

        string dateTimeStringWithTZ = "2024-08-30T15:30:00+02:00";

        Console.WriteLine("Original: " + dateTimeStringWithTZ);

        DateTimeOffset originalDateTimeOffset = DateTimeOffset.Parse(dateTimeStringWithTZ);

        // Serialize Newtonsoft.Json

        string serializedDateTimeOffset = JsonConvert.SerializeObject(originalDateTimeOffset);

        Console.WriteLine($"Serialized with Newtonsoft.Json: {serializedDateTimeOffset}");

​

        // Deserialize System.Text.Json

        DateTimeOffset deserializedDateTimeOffset = System.Text.Json.JsonSerializer.Deserialize<DateTimeOffset>(serializedDateTimeOffset);

        Console.WriteLine($"Deserialized with System.Text.Json: {deserializedDateTimeOffset}");

        // Comparison

        string originalString = originalDateTimeOffset.ToString("o");

        string deserializedString = deserializedDateTimeOffset.ToString("o");

        bool isEqualStringComparison = originalString.Equals(deserializedString);

        Console.WriteLine($"\nAre the string representations equal? {isEqualStringComparison}");

        Console.WriteLine($"{originalString} == {deserializedString}?");

    }

}

​