Convert() private static méthode

private static Convert ( int time ) : string
time int
Résultat string
        private string CalculateGmtOffset()
        {
            char     c        = '+';
            DateTime dateTime = this.ToDateTime();
            TimeSpan timeSpan = TimeZone.CurrentTimeZone.GetUtcOffset(dateTime);

            if (timeSpan.CompareTo(TimeSpan.Zero) < 0)
            {
                c        = '-';
                timeSpan = timeSpan.Duration();
            }
            int hours   = timeSpan.Hours;
            int minutes = timeSpan.Minutes;

            return(string.Concat(new object[]
            {
                "GMT",
                c,
                DerGeneralizedTime.Convert(hours),
                ":",
                DerGeneralizedTime.Convert(minutes)
            }));
        }