DateTime In String Format Using [C#]

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DateTime dt = new DateTime(2008, 3, 9, 16, 5, 7, 123);

String.Format("{0:y yy yyy yyyy}", dt);  // "8 08 008 2008"   year

String.Format("{0:M MM MMM MMMM}", dt);  // "3 03 Mar March"  month

String.Format("{0:d dd ddd dddd}", dt);  // "9 09 Sun Sunday" day

String.Format("{0:h hh H HH}", dt);  // "4 04 16 16"      hour 12/24

String.Format("{0:m mm}", dt);  // "5 05"minute

String.Format("{0:s ss}", dt);  // "7 07"second

String.Format("{0:f ff fff ffff}", dt);  // "1 12 123 1230"   sec.fraction

String.Format("{0:F FF FFF FFFF}", dt);  // "1 12 123 123"    without zeroes

String.Format("{0:t tt}", dt);  // "P PM"A.M. or P.M.

String.Format("{0:z zz zzz}", dt);  // "-6 -06 -06:00"   time zone

// date separator in german culture is "." (so "/" changes to ".")

String.Format("{0:d/M/yyyy HH:mm:ss}", dt); // "9/3/2008 16:05:07" - english (en-US)

String.Format("{0:d/M/yyyy HH:mm:ss}", dt); // "9.3.2008 16:05:07" - german (de-DE)

// month/day numbers without/with leading zeroes

String.Format("{0:M/d/yyyy}", dt);// "3/9/2008"

String.Format("{0:MM/dd/yyyy}", dt);          // "03/09/2008"

// day/month names

String.Format("{0:ddd, MMM d, yyyy}", dt);    // "Sun, Mar 9, 2008"

String.Format("{0:dddd, MMMM d, yyyy}", dt);  // "Sunday, March 9, 2008"

// two/four digit year

String.Format("{0:MM/dd/yy}", dt);// "03/09/08"

String.Format("{0:MM/dd/yyyy}", dt);          // "03/09/2008"

SortName	DateTimeFormatInfo property	Pattern value (for en-US culture)
t	ShortTimePattern	h:mm tt
d	ShortDatePattern	M/d/yyyy
T	LongTimePattern	h:mm:ss tt
D	LongDatePattern	dddd, MMMM dd, yyyy
f	(combination of D and t)	dddd, MMMM dd, yyyy h:mm tt
F	FullDateTimePattern	dddd, MMMM dd, yyyy h:mm:ss tt
g	(combination of d and t)	M/d/yyyy h:mm tt
G	(combination of d and T)	M/d/yyyy h:mm:ss tt
m, M	MonthDayPattern	MMMM dd
y, Y	YearMonthPattern	MMMM, yyyy
r, R	RFC1123Pattern	ddd, dd MMM yyyy HH':'mm':'ss 'GMT' (*)
s	SortableDateTi­mePattern	yyyy'-'MM'-'dd'T'HH':'mm':'ss (*)
u	UniversalSorta­bleDateTimePat­tern	yyyy'-'MM'-'dd HH':'mm':'ss'Z' (*)
		(*) = culture independent

//Standard format specifiers in String.Format

String.Format("{0:t}", dt);  // "4:05 PM" ShortTime

String.Format("{0:d}", dt);  // "3/9/2008"ShortDate

String.Format("{0:T}", dt);  // "4:05:07 PM"          LongTime

String.Format("{0:D}", dt);  // "Sunday, March 09, 2008"          LongDate

String.Format("{0:f}", dt);  // "Sunday, March 09, 2008 4:05 PM"  LongDate+ShortTime

String.Format("{0:F}", dt);  // "Sunday, March 09, 2008 4:05:07 PM" FullDateTime

String.Format("{0:g}", dt);  // "3/9/2008 4:05 PM"    ShortDate+ShortTime

String.Format("{0:G}", dt);  // "3/9/2008 4:05:07 PM" ShortDate+LongTime

String.Format("{0:m}", dt);  // "March 09"MonthDay

String.Format("{0:y}", dt);  // "March, 2008"         YearMonth

String.Format("{0:r}", dt);  // "Sun, 09 Mar 2008 16:05:07 GMT"   RFC1123

String.Format("{0:s}", dt);  // "2008-03-09T16:05:07" SortableDateTime

String.Format("{0:u}", dt);  // "2008-03-09 16:05:07Z"UniversalSortableDateTime