MY, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Security.Cryptography;
    
namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            string code = CreateHexStringHMAC(86, "x");
            Console.WriteLine(code);
        }
        
        
        public static string CreateHexStringHMAC(int applicationid, string verificationkey)
        {
             // add current date and the applicationid to a data string
             string data = DateTime.Now.ToString("yyyyMMdd") + applicationid.ToString();
             System.Text.ASCIIEncoding encoding = new System.Text.ASCIIEncoding();
             HMACMD5 myHMACMD5 = new HMACMD5(encoding.GetBytes(verificationkey));
             Byte[ ] byteArrayHMAC = myHMACMD5.ComputeHash(encoding.GetBytes(data));
             string hexStringHMAC = string.Empty;
             
             foreach (byte bt in byteArrayHMAC)
             {
             hexStringHMAC += bt.ToString("X").PadLeft(2, '0');
             }
             return hexStringHMAC;
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,14 sec, absolute running time: 0,09 sec, cpu time: 0,09 sec, average memory usage: 14 Mb, average nr of threads: 3