bodalal Posted July 2, 2010 Share Posted July 2, 2010 hi all My app contain Calendar date picker and label when i chose date from Calendar picker as "Birth date" then to calculate the age , it should calculate date between today (now) and the date in calendar picker i did everything right in interface builder, then i wrote this code : #import "AgeCalc.h" @implementation AgeCalc - (IBAction)calcut:(id)sender { NSDate *dBirth = [NSDate date]; NSDate *today = [NSDate date]; NSCalendar *gregorian = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar]; unsigned int unitFlags = NSMonthCalendarUnit | NSDayCalendarUnit; NSDateComponents *components = [gregorian components:unitFlags fromDate:dBirth toDate:today options:0]; int years = [components year]; int months = [components month]; int days = [components day]; [txtResult setIntValue:years & @" Years " & months & @" Months" & days & @"Days"]; } @end BUT it does not work, nothing show up in the label can any one help me plz. thanx Link to comment https://www.insanelymac.com/forum/topic/223572-whats-wrong-with-this-code-date-calculate/ Share on other sites More sharing options...
iSynapse Posted July 8, 2010 Share Posted July 8, 2010 hi all My app contain Calendar date picker and label when i chose date from Calendar picker as "Birth date" then to calculate the age , it should calculate date between today (now) and the date in calendar picker i did everything right in interface builder, then i wrote this code : #import "AgeCalc.h" @implementation AgeCalc - (IBAction)calcut:(id)sender { NSDate *dBirth = [NSDate date]; NSDate *today = [NSDate date]; NSCalendar *gregorian = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar]; unsigned int unitFlags = NSMonthCalendarUnit | NSDayCalendarUnit; NSDateComponents *components = [gregorian components:unitFlags fromDate:dBirth toDate:today options:0]; int years = [components year]; int months = [components month]; int days = [components day]; [txtResult setIntValue:years & @" Years " & months & @" Months" & days & @"Days"]; } @end BUT it does not work, nothing show up in the label can any one help me plz. thanx Because it should be something like this (i mean should cuz i can't see the whole project): [txtResult setStringValue: [NSString stringWithFormat: @"Years: %i Months: %i Days: %i", years, months , days]]; Hope it helped.... Link to comment https://www.insanelymac.com/forum/topic/223572-whats-wrong-with-this-code-date-calculate/#findComment-1507286 Share on other sites More sharing options...
bodalal Posted July 14, 2010 Author Share Posted July 14, 2010 Because it should be something like this (i mean should cuz i can't see the whole project): [txtResult setStringValue: [NSString stringWithFormat: @"Years: %i Months: %i Days: %i", years, months , days]]; Hope it helped.... it works .. thaaaaaaaaaaaaaaaaaaanx alloooooooooooooooot Link to comment https://www.insanelymac.com/forum/topic/223572-whats-wrong-with-this-code-date-calculate/#findComment-1510730 Share on other sites More sharing options...
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