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Demonstrates overriding the ToString() method to provide a custom string output

/* C# Programming Tips & Techniques by Charles Wright, Kris Jamsa Publisher: Osborne/McGraw-Hill (December 28, 2001) ISBN: 0072193794 */ //  tm1.cs - demonstrates overriding the ToString() method to provide a custom //           string output. // //           Compile this program using the following command line: //               D:>csc tm1.cs // namespace nsStructure {     using System;     using System.Globalization;     public struct tm     {         public int tm_sec;       // Seconds after the minute         public int tm_min;       // Minutes after the hour          public int tm_hour;      // Hours since midnight         public int tm_mday;      // The day of the month         public int tm_mon;       // The month (January = 0)         public int tm_year;      // The year (00 = 1900)         public int tm_wday;      // The day of the week (Sunday = 0)         public int tm_yday;      // The day of the year (Jan. 1 = 1)         public int tm_isdst;     // Flag to indicate if DST is in effect         public override string ToString()         {             const string wDays = "SunMonTueWedThuFriSat";             const string months = "JanFebMarAprMayJunJulAugSepOctNovDec";             return (String.Format ("{0} {1} {2,2:00} " +                              "{3,2:00}:{4,2:00}:{5,2:00} {6}\n",                               wDays.Substring (3 * tm_wday, 3),                              months.Substring (3 * tm_mon, 3),                              tm_mday, tm_hour, tm_min,                              tm_sec, tm_year + 1900));         }     }     public class tm1     {         static public void Main()         {             DateTime timeVal = DateTime.Now;             tm tmNow = LocalTime (timeVal);             Console.WriteLine (tmNow);         }         static public tm LocalTime(DateTime tmVal)         {             tm time;             time.tm_sec = tmVal.Second;             time.tm_min = tmVal.Minute;             time.tm_hour = tmVal.Hour;             time.tm_mday = tmVal.Day;             time.tm_mon = tmVal.Month - 1;             time.tm_year = tmVal.Year - 1900;             time.tm_wday = (int) tmVal.DayOfWeek;             time.tm_yday = tmVal.DayOfYear;             TimeZone tz = TimeZone.CurrentTimeZone;             time.tm_isdst = tz.IsDaylightSavingTime (tmVal) == true ? 1 : 0;             return (time);         }     } }