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Re: Adding minutes to display time
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Re: Adding minutes to display time


  • Subject: Re: Adding minutes to display time
  • From: "Eric E. Dolecki" <email@hidden>
  • Date: Tue, 08 Dec 2015 22:04:01 +0000

I tried an extension I found. It's off by 5 hours...

extension NSDate
{
    convenience
    init(dateString:String) {
        let dateStringFormatter = NSDateFormatter()
        dateStringFormatter.calendar = NSCalendar(calendarIdentifier:
NSCalendarIdentifierGregorian)
        dateStringFormatter.dateFormat = "yyyy-MM-dd HH:mm"
        dateStringFormatter.locale = NSLocale(localeIdentifier:
"en_US_POSIX")
        dateStringFormatter.timeZone = NSTimeZone.localTimeZone()
        let d = dateStringFormatter.dateFromString(dateString)!
        self.init(timeInterval:0, sinceDate:d)
    }
}

...

let calendar = NSCalendar.currentCalendar()
        calendar.timeZone = NSTimeZone.localTimeZone()
        calendar.locale = NSLocale(localeIdentifier: "en_US_POSIX")
        let startDate = NSDate(dateString:"2015-12-08 7:30")
        let date = calendar.dateByAddingUnit(.Minute, value: 5, toDate:
startDate, options: [])
*        print (date!) //This is way off. How to fix this?*



On Tue, Dec 8, 2015 at 3:54 PM David Duncan <email@hidden> wrote:

>
> > On Dec 8, 2015, at 12:14 PM, Eric E. Dolecki <email@hidden> wrote:
> >
> > Hey all,
> >
> > I am being supplied a time (not day specific). Say "7:30 AM" - as a
> string.
> > Could be PM.
> >
> > I need to make a slider with a range of 1 minute to 120 mins. Moving the
> > slider adjusts the 7:30 AM display. So I am adding minutes to the display
> > time. What's the best way to do this? I am using Swift.
>
> NSCalendar and NSDateComponents are still the best way to do these types
> of time modifications (with NSDateFormatter for display).
>
> >
> > I'll be googling too.
> >
> > Thanks,
> > Eric
> > _______________________________________________
> >
> > Cocoa-dev mailing list (email@hidden)
> >
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> > Contact the moderators at cocoa-dev-admins(at)lists.apple.com
> >
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>
> --
> David Duncan
>
>
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  • Follow-Ups:
    • Re: Adding minutes to display time
      • From: David Duncan <email@hidden>
    • Re: Adding minutes to display time
      • From: Greg Parker <email@hidden>
    • Re: Adding minutes to display time
      • From: "Gary L. Wade" <email@hidden>
References: 
 >Adding minutes to display time (From: "Eric E. Dolecki" <email@hidden>)
 >Re: Adding minutes to display time (From: David Duncan <email@hidden>)

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