CSharpTradeOffers.IdConversions.AccountIdToUlong C# (CSharp) Метод

        public static ulong AccountIdToUlong(uint accountId)
        {
            return Convert.ToUInt64(accountId) + 76561197960265728;
        }

 /// <summary>
 /// Initializes a new SteamId as well as automatically performing the conversions to 'AccountId' 'SteamIdUlong' 'SteamIdText'
 /// </summary>
 /// <param name="accountId"></param>
 public SteamId(uint accountId)
 {
     AccountId    = accountId;
     SteamIdUlong = IdConversions.AccountIdToUlong(accountId);
     if (SteamIdUlong < 76561197960265728)
     {
         throw new ArgumentException("SteamIdUlong cannot be less than '76561197960265728'");
     }
     SteamIdText = IdConversions.AccountIdToSteamIdText(accountId);
 }