#nstimeinterval

How to: What's the optimum way of storing an NSDate in NSUserDefaults?

What’s the optimum way of storing an NSDate in NSUserDefaults?

There’s two ways of storing an NSDate in NSUserDefaults that I’ve come across.

Option 1 – setObject:forKey:

// Set NSDate *myDate = [NSDate date]; [[NSUserDefaults standardUserDefaults] setObject:myDate forKey:@"myDateKey"]; // Get NSDate *myDate = (NSDate *)[[NSUserDefaults standardUserDefaults] objectForKey:@"myDateKey"];

Option 2…

NSTimeInterval  today = [[NSDate date] timeIntervalSince1970];