String description of NSDate

Question

I have the following code:

[ [NSDate date] descriptionWithLocale: @\"yyyy-MM-dd\" ]

I want it to return a date in the following format: \"2009-

Answer 1

If you don't have NSDate -descriptionWithCalendarFormat:timeZone:locale: available (I don't believe iPhone/Cocoa Touch includes this) you may need to use strftime and monkey around with some C-style strings. You can get the UNIX timestamp from an NSDate using NSDate -timeIntervalSince1970.