Custom date Format in vb.net

Format specifier	Description	Examples
"d"	The day of the month, from 1 through 31.	6/1/2009 1:45:30 PM -> 1 6/15/2009 1:45:30 PM -> 15
"dd"	The day of the month, from 01 through 31..	6/1/2009 1:45:30 PM -> 01 6/15/2009 1:45:30 PM -> 15
"ddd"	The abbreviated name of the day of the week.	6/15/2009 1:45:30 PM -> Mon (en-US) 6/15/2009 1:45:30 PM -> Пн (ru-RU) 6/15/2009 1:45:30 PM -> lun. (fr-FR)
"dddd"	The full name of the day of the week.	6/15/2009 1:45:30 PM -> Monday (en-US) 6/15/2009 1:45:30 PM -> 6/
"f"	The tenths of a second in a date and time value..	6/15/2009 13:45:30.617 -> 6 6/15/2009 13:45:30.050 -> 0
"ff"	The hundredths of a second in a date and time value.	6/15/2009 13:45:30.617 -> 61 6/15/2009 13:45:30.005 -> 00
"fff"	The milliseconds in a date and time value.	6/15/2009 13:45:30.617 -> 617 6/15/2009 13:45:30.0005 -> 000
"ffff"	The ten thousandths of a second in a date and time value..	6/15/2009 13:45:30.6175 -> 6175 6/15/2009 13:45:30.00005 -> 0000
"fffff"	The hundred thousandths of a second in a date and time value.	6/15/2009 13:45:30.61754 -> 61754 6/15/2009 13:45:30.000005 -> 00000
"ffffff"	The millionths of a second in a date and time value.	6/15/2009 13:45:30.617542 -> 617542 6/15/2009 13:45:30.0000005 -> 000000
"fffffff"	The ten millionths of a second in a date and time value.	6/15/2009 13:45:30.6175425 -> 6175425 6/15/2009 13:45:30.0001150 -> 0001150
"F"	If non-zero, the tenths of a second in a date and time value.	6/15/2009 13:45:30.617 -> 6 6/15/2009 13:45:30.050 -> (no output)
"FF"	If non-zero, the hundredths of a second in a date and time value.	6/15/2009 13:45:30.617 -> 61 6/15/2009 13:45:30.005 -> (no output)
"FFF"	If non-zero, the milliseconds in a date and time value. .	6/15/2009 13:45:30.617 -> 617 6/15/2009 13:45:30.0005 -> (no output)
"FFFF"	If non-zero, the ten thousandths of a second in a date and time value. .	6/1/2009 13:45:30.5275 -> 5275 6/15/2009 13:45:30.00005 -> (no output)
"FFFFF"	If non-zero, the hundred thousandths of a second in a date and time value.	6/15/2009 13:45:30.61754 -> 61754 6/15/2009 13:45:30.000005 -> (no output)
"FFFFFF"	If non-zero, the millionths of a second in a date and time value.	6/15/2009 13:45:30.617542 -> 617542 6/15/2009 13:45:30.0000005 -> (no output)
"FFFFFFF"	If non-zero, the ten millionths of a second in a date and time value.	6/15/2009 13:45:30.6175425 -> 6175425 6/15/2009 13:45:30.0001150 -> 000115
"g", "gg"	The period or era.	6/15/2009 1:45:30 PM -> A.D.
"h"	The hour, using a 12-hour clock from 1 to 12.	6/15/2009 1:45:30 AM -> 1 6/15/2009 1:45:30 PM -> 1
"hh"	The hour, using a 12-hour clock from 01 to 12. .	6/15/2009 1:45:30 AM -> 01 6/15/2009 1:45:30 PM -> 01
"H"	The hour, using a 24-hour clock from 0 to 23.	6/15/2009 1:45:30 AM -> 1 6/15/2009 1:45:30 PM -> 13
"HH"	The hour, using a 24-hour clock from 00 to 23.	6/15/2009 1:45:30 AM -> 01 6/15/2009 1:45:30 PM -> 13
"K"	Time zone information.	With DateTime values: 6/15/2009 1:45:30 PM, Kind Unspecified -> 6/15/2009 1:45:30 PM, Kind Utc -> Z 6/15/2009 1:45:30 PM, Kind Local -> -07:00 (depends on local computer settings) With DateTimeOffset values: 6/15/2009 1:45:30 AM -07:00 --> -07:00 6/15/2009 8:45:30 AM +00:00 --> +00:00
"m"	The minute, from 0 through 59.	6/15/2009 1:09:30 AM -> 9 6/15/2009 1:09:30 PM -> 9
"mm"	The minute, from 00 through 59.	6/15/2009 1:09:30 AM -> 09 6/15/2009 1:09:30 PM -> 09
"M"	The month, from 1 through 12.	6/15/2009 1:45:30 PM -> 6
"MM"	The month, from 01 through 12.	6/15/2009 1:45:30 PM -> 06
"MMM"	The abbreviated name of the month.	6/15/2009 1:45:30 PM -> Jun (en-US) 6/15/2009 1:45:30 PM -> juin (fr-FR) 6/15/2009 1:45:30 PM -> Jun (zu-ZA)
"MMMM"	The full name of the month.	6/15/2009 1:45:30 PM -> June (en-US) 6/15/2009 1:45:30 PM -> juni (da-DK) 6/15/2009 1:45:30 PM -> uJuni (zu-ZA)
"s"	The second, from 0 through 59.	6/15/2009 1:45:09 PM -> 9
"ss"	The second, from 00 through 59.	6/15/2009 1:45:09 PM -> 09
"t"	The first character of the AM/PM designator. .	6/15/2009 1:45:30 PM -> P (en-US) 6/15/2009 1:45:30 PM -> 午 (ja-JP) 6/15/2009 1:45:30 PM -> (fr-FR)
"tt"	The AM/PM designator.	6/15/2009 1:45:30 PM -> PM (en-US) 6/15/2009 1:45:30 PM -> 午後 (ja-JP) 6/15/2009 1:45:30 PM -> (fr-FR)
"y"	The year, from 0 to 99.	1/1/0001 12:00:00 AM -> 1 1/1/0900 12:00:00 AM -> 0 1/1/1900 12:00:00 AM -> 0 6/15/2009 1:45:30 PM -> 9
"yy"	The year, from 00 to 99.	1/1/0001 12:00:00 AM -> 01 1/1/0900 12:00:00 AM -> 00 1/1/1900 12:00:00 AM -> 00 6/15/2009 1:45:30 PM -> 09
"yyy"	The year, with a minimum of three digits.	1/1/0001 12:00:00 AM -> 001 1/1/0900 12:00:00 AM -> 900 1/1/1900 12:00:00 AM -> 1900 6/15/2009 1:45:30 PM -> 2009
"yyyy"	The year as a four-digit number.	1/1/0001 12:00:00 AM -> 0001 1/1/0900 12:00:00 AM -> 0900 1/1/1900 12:00:00 AM -> 1900 6/15/2009 1:45:30 PM -> 2009
"yyyyy"	The year as a five-digit number.	1/1/0001 12:00:00 AM -> 00001 6/15/2009 1:45:30 PM -> 02009
"z"	Hours offset from UTC, with no leading zeros.	6/15/2009 1:45:30 PM -07:00 -> -7
"zz"	Hours offset from UTC, with a leading zero for a single-digit value.	6/15/2009 1:45:30 PM -07:00 -> -07
"zzz"	Hours and minutes offset from UTC. .	6/15/2009 1:45:30 PM -07:00 -> -07:00
":"	The time separator.	6/15/2009 1:45:30 PM -> : (en-US) 6/15/2009 1:45:30 PM -> . (it-IT) 6/15/2009 1:45:30 PM -> : (ja-JP)
"/"	The date separator.	6/15/2009 1:45:30 PM -> / (en-US) 6/15/2009 1:45:30 PM -> - (ar-DZ) 6/15/2009 1:45:30 PM -> . (tr-TR)
"string" 'string'	Literal string delimiter.	6/15/2009 1:45:30 PM ("arr:" h:m t) -> arr: 1:45 P 6/15/2009 1:45:30 PM ('arr:' h:m t) -> arr: 1:45 P
%	Defines the following character as a custom format specifier.	6/15/2009 1:45:30 PM (%h) -> 1
\	The escape character.	6/15/2009 1:45:30 PM (h \h) -> 1 h
Any other character	The character is copied to the result string unchanged.	6/15/2009 1:45:30 AM (arr hh:mm t) -> arr 01:45 A