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copied!<p>Use an <a href="http://developer.apple.com/iphone/library/documentation/Cocoa/Reference/Foundation/Classes/NSDateFormatter_Class/Reference/Reference.html" rel="noreferrer">NSDateFormatter</a> to convert <code>string1</code> into an <code>NSDate</code>, then get the required <a href="http://developer.apple.com/iphone/library/documentation/Cocoa/Reference/Foundation/Classes/NSDateComponents_Class/Reference/Reference.html" rel="noreferrer">NSDateComponents</a>:</p> <p><strong>Obj-C</strong>:</p> <pre><code>NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; [dateFormatter setDateFormat:@"<your date format goes here"]; NSDate *date = [dateFormatter dateFromString:string1]; NSCalendar *calendar = [NSCalendar currentCalendar]; NSDateComponents *components = [calendar components:(NSCalendarUnitHour | NSCalendarUnitMinute) fromDate:date]; NSInteger hour = [components hour]; NSInteger minute = [components minute]; </code></pre> <p><strong>Swift 1 and 2</strong>:</p> <pre><code>let dateFormatter = NSDateFormatter() dateFormatter.dateFormat = "Your date Format" let date = dateFormatter.dateFromString(string1) let calendar = NSCalendar.currentCalendar() let comp = calendar.components([.Hour, .Minute], fromDate: date) let hour = comp.hour let minute = comp.minute </code></pre> <p><strong>Swift 3</strong>:</p> <pre><code>let dateFormatter = DateFormatter() dateFormatter.dateFormat = "Your date Format" let date = dateFormatter.date(from: string1) let calendar = Calendar.current let comp = calendar.dateComponents([.hour, .minute], from: date) let hour = comp.hour let minute = comp.minute </code></pre> <p>More about the <a href="http://www.unicode.org/reports/tr35/tr35-31/tr35-dates.html#Date_Format_Patterns" rel="noreferrer">dateformat</a> is on the official unicode site</p>

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