iOS Tutorial => NSDate

Syntax

NSDate() // NSDate object init to the current date and time
NSDate().timeIntervalSince1970 // Current date and time in number of seconds from 00:00:00 UTC on 1 January 1970.
NSDate().compare(other: NSDate) // Returns a comparison of current date to another date returns a NSComparisonResult

Remarks

There are different types of date format that you can set: Here is full list of them.

Format	Meaning/Description	Example1	Example2
y	A year with at least 1 digit.	175 AD → “175”	2016 AD → “2016”
yy	A year with exactly 2 digits.	5 AD → “05”	2016 AD → “16”
yyy	A year with at least 3 digits.	5 AD → “005”	2016 AD → “2016”
yyyy	A year with at least 4 digits.	5 AD → “0005”	2016 AD → “2016”
M	A month with at least 1 digit.	July → “7”	"November" → "11"
MM	A month with at least 2 digits.	July → “07”	"November" → "11"
MMM	Three letter month abbreviation.	July → “Jul”	"November" → "Nov"
MMMM	Full name of month.	July → “July”	"November" → "November"
MMMMM	One letter month abbreviation(Jan,June,July all will have 'J').	July → “J”	"November" → "N"
d	Day with at least one digit.	8 → “8”	29 → “29”
dd	Day with at least two digits.	8 → “08”	29 → “29”
“E”, “EE”, or”EEE”	3 letter day abbreviation of day name.	Monday → “Mon”	Thursday → “Thu”
EEEE	Full Day name.	Monday → “Monday”	Thursday → “Thursday”
EEEEE	1 letter day abbreviation of day name.(Thu and Tue will be 'T')	Monday → “M”	Thursday → “T”
EEEEEE	2 letter day abbreviation of day name.	Monday → “Mo”	Thursday → “Th”
a	Period of day (AM/PM).	10 PM → “PM”	2 AM → “AM”
h	A 1-12 based hour with at least 1 digit.	10 PM → “10”	2 AM → “2”
hh	A 1-12 based hour with at least 2 digits.	10 PM → “10”	2 AM → “02”
H	A 0-23 based hour with at least 1 digit.	10 PM → “14”	2 AM → “2”
HH	A 0-23 based hour with at least 2 digits.	10 PM → “14”	2 AM → “02”
m	A minute with at least 1 digit.	7 → “7”	29 → “29”
mm	A minute with at least 2 digits.	7 → “07”	29 → “29”
s	A second with at least 1 digit.	7 → “7”	29 → “29”
ss	A second with at least 2 digits.	7 → “07”	29 → “29”

There are many more, for getting different time based on zone(z), for getting time with millisecond details(S), etc.

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iOS

iOS NSDate

Fastest Entity Framework Extensions

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