WTF?, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Microsoft (R) Visual C# Compiler version 2.9.0.63208 (958f2354)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Text;

namespace Rextester
{
    public class Program
    {
        public static bool CompareByteArrays(byte[] a, byte[] b){
            return a.SequenceEqual(b);
        }
        
        public static bool TestEncoding(Encoding enc){
            byte[] AllBytes = new byte[256];
            for(int i=0; i<256; i++){
                AllBytes[i] = (byte) i;
            }
            string EncodedAllBytes = enc.GetString(AllBytes);
            byte[] DecodedAllBytes = enc.GetBytes(EncodedAllBytes);
            return CompareByteArrays(AllBytes, DecodedAllBytes);
        }
        
        public static void Main(string[] args)
        {
            Encoding enc;
            
            enc = Encoding.GetEncoding("iso-8859-1");
            Console.WriteLine(TestEncoding(enc));
            
            enc = Encoding.UTF8;
            Console.WriteLine(TestEncoding(enc));
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 1,11 sec, absolute running time: 0,08 sec, cpu time: 0,09 sec, average memory usage: 17 Mb, average nr of threads: 3, absolute service time: 1,24 sec