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2014/10/15 ¤U¤È 10:09:24
iphone Programming Glossary: fromdateCheck if the time and date is between a particular date and time http://stackoverflow.com/questions/10671468/check-if-the-time-and-date-is-between-a-particular-date-and-time NSDateComponents currentDateComps cal components NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit fromDate currentTime Add the current year onto our date string NSString startDateStringWithYear NSString stringWithFormat @ @ d startDateString..
http://stackoverflow.com/questions/1106943/nscalendar-first-day-of-week NSDayCalendarUnit NSWeekCalendarUnit NSWeekdayCalendarUnit NSDateComponents todaysDate gregorian components unitFlags fromDate NSDate date int dayOfWeek todaysDate.weekday iphone cocoa calendar weekday nscalendar share improve this question Edit..
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone? http://stackoverflow.com/questions/1237778/how-do-i-break-down-an-nstimeinterval-into-year-months-days-hours-minutes-an offers a solution to Alex Reynolds's comment. Use NSCalendar method NSDateComponents components NSUInteger unitFlags fromDate NSDate startingDate toDate NSDate resultDate options NSUInteger opts Returns as an NSDateComponents object using specified.. NSDayCalendarUnit NSMonthCalendarUnit NSDateComponents breakdownInfo sysCalendar components unitFlags fromDate date1 toDate date2 options 0 NSLog @ Break down d min d hours d days d months breakdownInfo minute breakdownInfo hour breakdownInfo..
get time between two times of the day http://stackoverflow.com/questions/1792512/get-time-between-two-times-of-the-day NSHourCalendarUnit NSMinuteCalendarUnit NSDateComponents components gregorianCalendar components unitFlags fromDate firstDate toDate otherDate options 0 gregorianCalendar release You now have the hours and minutes as NSDateComponents..
Comparing two NSDates and ignoring the time component http://stackoverflow.com/questions/1854890/comparing-two-nsdates-and-ignoring-the-time-component NSDayCalendarUnit NSCalendar calendar NSCalendar currentCalendar NSDateComponents components calendar components flags fromDate date NSDate dateOnly calendar dateFromComponents components ... necessary cleanup Then you can compare the date values...
get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables http://stackoverflow.com/questions/1889164/get-nsdate-today-yesterday-this-week-last-week-this-month-last-month-var NSDateComponents components cal components NSHourCalendarUnit NSMinuteCalendarUnit NSSecondCalendarUnit fromDate NSDate alloc init components setHour components hour components setMinute components minute components setSecond components.. options 0 components cal components NSWeekdayCalendarUnit NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit fromDate NSDate alloc init components setDay components day components weekday 1 NSDate thisWeek cal dateFromComponents components..
iPhone - get number of days between two dates http://stackoverflow.com/questions/3075356/iphone-get-number-of-days-between-two-dates calendar NSCalendar currentCalendar NSDateComponents differenceComponents calendar components NSDayCalendarUnit fromDate nowDate toDate dueDate options 0 NSLog @ Days between dates d differenceComponents day ... and here's the output NSDate.. I wrote another method. I haven't done extensive unit tests but so far it seems to work NSInteger daysFromDate NSDate fromDate inTimeZone NSTimeZone fromTimeZone untilDate NSDate toDate inTimeZone NSTimeZone toTimeZone NSCalendar calendar NSCalendar.. NSHourCalendarUnit NSMinuteCalendarUnit NSSecondCalendarUnit calendar setTimeZone fromTimeZone NSDateComponents fromDateComponents calendar components unitFlags fromDate fromDate calendar setTimeZone toTimeZone NSDateComponents toDateComponents..
Removing time components from an NSDate object using Objective C/Cocoa http://stackoverflow.com/questions/3916392/removing-time-components-from-an-nsdate-object-using-objective-c-cocoa NSDateComponents components NSDateComponents alloc init autorelease components calendar components intFlags fromDate datDate return calendar dateFromComponents components iphone objective c nsdate share improve this question Try this..
How to check what day of the week it is (i.e. Tues, Fri?) and compare two NSDates? http://stackoverflow.com/questions/583692/how-to-check-what-day-of-the-week-it-is-i-e-tues-fri-and-compare-two-nsdate NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents components gregorian components units fromDate date then you can access individual parts of the date like this components year components month components day Or you can..
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