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2014/10/15 ¤U¤È 10:09:56
iphone Programming Glossary: gregorianHow can i get next date using NSDate? [duplicate] http://stackoverflow.com/questions/1081689/how-can-i-get-next-date-using-nsdate nextDate represents the next day. start by retrieving day weekday month and year components for yourDate NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents todayComponents gregorian components NSDayCalendarUnit.. NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents todayComponents gregorian components NSDayCalendarUnit NSMonthCalendarUnit NSYearCalendarUnit fromDate yourDate NSInteger theDay todayComponents day.. alloc init components setDay theDay components setMonth theMonth components setYear theYear NSDate thisDate gregorian dateFromComponents components components release now build a NSDate object for the next day NSDateComponents offsetComponents..
http://stackoverflow.com/questions/1106943/nscalendar-first-day-of-week that weekday would be 6 instead of 7. that would mean that Sunday would be 7 instead of rolling over to 0 NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar gregorian setFirstWeekday 0 unsigned unitFlags NSYearCalendarUnit.. be 7 instead of rolling over to 0 NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar gregorian setFirstWeekday 0 unsigned unitFlags NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit NSWeekCalendarUnit NSWeekdayCalendarUnit.. NSMonthCalendarUnit NSDayCalendarUnit NSWeekCalendarUnit NSWeekdayCalendarUnit NSDateComponents todaysDate gregorian components unitFlags fromDate NSDate date int dayOfWeek todaysDate.weekday iphone cocoa calendar weekday nscalendar share..
How do I calculate the number of days in this year in Objective C http://stackoverflow.com/questions/2078372/how-do-i-calculate-the-number-of-days-in-this-year-in-objective-c number of days in this year in Objective C How can i calculate the number of days in a year for any calendar not just gregorian. I have tried this NSUInteger days NSCalendar currentCalendar rangeOfUnit NSDayCalendarUnit inUnit NSYearCalendarUnit forDate..
How do you calculate the day of the year for a specific date in Objective C http://stackoverflow.com/questions/2080927/how-do-you-calculate-the-day-of-the-year-for-a-specific-date-in-objective-c it's not leap year. iphone objective c nsdate nsdateformatter share improve this question Try this NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSUInteger dayOfYear gregorian ordinalityOfUnit NSDayCalendarUnit.. Try this NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSUInteger dayOfYear gregorian ordinalityOfUnit NSDayCalendarUnit inUnit NSYearCalendarUnit forDate NSDate date gregorian release return dayOfYear where.. NSUInteger dayOfYear gregorian ordinalityOfUnit NSDayCalendarUnit inUnit NSYearCalendarUnit forDate NSDate date gregorian release return dayOfYear where date is the date you want to determine the day of the year for. The documentation on the..
NSDate for first day of the month http://stackoverflow.com/questions/3725690/nsdate-for-first-day-of-the-month any assistance. iphone cocoa touch nsdate nscalendar share improve this question A possible solution NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents comp gregorian components NSYearCalendarUnit.. solution NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents comp gregorian components NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit fromDate arbitraryDate comp setDay 1 NSDate firstDayOfMonthDate..
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 can use NSDateComponents for this unsigned units NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit NSCalendar gregorian NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents components gregorian components units fromDate.. NSCalendar gregorian 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..
date formatting returns 12 hour format even when locale idenifier en_GB set http://stackoverflow.com/questions/16521797/date-formatting-returns-12-hour-format-even-when-locale-idenifier-en-gb-set For example if the user selects the Buddhist calendar parsing the year 2010 yields an NSDate object in 1467 in the Gregorian calendar. For more about different calendrical systems and how to use them see Date and Time Programming Guide. In iOS the..
NSDateFormatter dateFromString returns nil http://stackoverflow.com/questions/4258266/nsdateformatter-datefromstring-returns-nil other than English. Moreover users from non western cultures might use locales that use a different calendar than the Gregorian calendar that's used in the western world. If you did not explicitly set the locale the date formatter might be able to..
NSDateFormatter and Japanese calendar http://stackoverflow.com/questions/4677006/nsdateformatter-and-japanese-calendar and Japanese calendar I'm having issues using NSDateFormatter when the user isn't using the Gregorian calendar as their default calendar for the iPhone. NSString testString @ 2011 01 14 NSDateFormatter dateFormat NSDateFormatter.. yyyy MM dd EEE NSString dateAndLocString dateFormat stringFromDate eventDate dateFormat release On a device using the Gregorian calendar dateAndLocString will be equal to 2011 01 13 Thu But when the user is using the Japanese calendar dateAndLocString..
Get NSDate from NSDate adjusted with timezone http://stackoverflow.com/questions/7485493/get-nsdate-from-nsdate-adjusted-with-timezone creation using NSCalendar and NSTimeZone If you are creating a date manually you should specify the calendar 2012 in Gregorian but 5772 in Hebrew and time zone 22PM London time but 7AM Sydney time . Use the user's current calendar and time zone NSCalendar..
http://stackoverflow.com/questions/8734078/ios-badge-number-live-update sharedApplication cancelAllLocalNotifications NSCalendar calendar NSCalendar alloc initWithCalendarIdentifier NSGregorianCalendar NSDateComponents components calendar components NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit fromDate.. to be delivered 1 to 64 days in the future. Note that this will probably only work for users that use the Gregorian western style calendar depending on your market you might need to consider the other calendar types in use around the world..
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