C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
					
public class Program
{
	public static void Main()
	{
		string vgcKey = "2014GGFETGFEIGFE2014";
            byte[] strBytes = Encoding.UTF8.GetBytes("304910447?468391");
            byte[] keyBytes = Encoding.UTF8.GetBytes(vgcKey);
            RijndaelManaged rij = new RijndaelManaged();
            rij.Mode = CipherMode.ECB;
            rij.BlockSize = 256;
            rij.Padding = PaddingMode.Zeros;
            ICryptoTransform encrypter;
            encrypter = rij.CreateEncryptor(keyBytes, rij.IV);
            MemoryStream memStream = new MemoryStream();
            CryptoStream cifradoStream;
            cifradoStream = new CryptoStream(memStream, encrypter, CryptoStreamMode.Write);
            cifradoStream.Write(strBytes, 0, strBytes.Length);
            cifradoStream.FlushFinalBlock();
            byte[] cipherTextBytes = memStream.ToArray();
            memStream.Close();
            cifradoStream.Close();
            Console.WriteLine( Convert.ToBase64String(cipherTextBytes));
		Console.WriteLine("Hello World");
	}
	

}

​x
 
using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
                    
public class Program
{
    public static void Main()
    {
        string vgcKey = "2014GGFETGFEIGFE2014";
            byte[] strBytes = Encoding.UTF8.GetBytes("304910447?468391");
            byte[] keyBytes = Encoding.UTF8.GetBytes(vgcKey);
            RijndaelManaged rij = new RijndaelManaged();
            rij.Mode = CipherMode.ECB;
            rij.BlockSize = 256;
            rij.Padding = PaddingMode.Zeros;
            ICryptoTransform encrypter;
            encrypter = rij.CreateEncryptor(keyBytes, rij.IV);
            MemoryStream memStream = new MemoryStream();
            CryptoStream cifradoStream;
            cifradoStream = new CryptoStream(memStream, encrypter, CryptoStreamMode.Write);
            cifradoStream.Write(strBytes, 0, strBytes.Length);
            cifradoStream.FlushFinalBlock();
            byte[] cipherTextBytes = memStream.ToArray();
            memStream.Close();
            cifradoStream.Close();
            Console.WriteLine( Convert.ToBase64String(cipherTextBytes));
        Console.WriteLine("Hello World");
    }
    
​
}

Serialized outer thing: {"Thing":{"$type":1,"Id":"fc47695a-16e8-4e10-af49-ef99e583e5ee","Name":"outer object thing","Description":null}}
Outer thing Id: fc47695a-16e8-4e10-af49-ef99e583e5ee Name: outer object thing
Serialized container thing: {"Things":[{"$type":1,"Id":"2a956505-ffe4-4cad-890b-eac8a316308e","Name":"container thing","Description":null}]}
Container thing Id: 2a956505-ffe4-4cad-890b-eac8a316308e Name: container thing
Serialized thing by itself: {"Id":"b33e6db8-0de6-4454-8696-807e00dbdb50","Name":"thing by itself","Description":null}
Unhandled exception. System.NotSupportedException: Deserialization of interface types is not supported. Type 'IThing'. Path: $ | LineNumber: 0 | BytePositionInLine: 6.
---> System.NotSupportedException: Deserialization of interface types is not supported. Type 'IThing'.
   --- End of inner exception stack trace ---
   at System.Text.Json.ThrowHelper.ThrowNotSupportedException(ReadStack& state, Utf8JsonReader& reader, NotSupportedException ex)
   at System.Text.Json.Serialization.Converters.ObjectDefaultConverter`1.OnTryRead(Utf8JsonReader& reader, Type typeToConvert, JsonSerializerOptions options, ReadStack& state, T& value)
   at System.Text.Json.Serialization.JsonConverter`1.TryRead(Utf8JsonReader& reader, Type typeToConvert, JsonSerializerOptions options, ReadStack& state, T& value)
   at System.Text.Json.Serialization.JsonConverter`1.ReadCore(Utf8JsonReader& reader, JsonSerializerOptions options, ReadStack& state)
   at System.Text.Json.JsonSerializer.ReadFromSpan[TValue](ReadOnlySpan`1 utf8Json, JsonTypeInfo jsonTypeInfo, Nullable`1 actualByteCount)
   at System.Text.Json.JsonSerializer.ReadFromSpan[TValue](ReadOnlySpan`1 json, JsonTypeInfo jsonTypeInfo)
   at Program.Main()
Command terminated by signal 6

Last Run:	12:23:45 am
Compile:	0.058s
Execute:	0.28s
Memory:	10.59Mb
CPU:	0.338s

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