ActionScript's getTimer() equivalent in Cocoa

If you want to benchmark/time your code in Cocoa, you can use: 

    NSTimeInterval t = [NSDate timeIntervalSinceReferenceDate];
    // Your code here
    NSLog(@"Took %f seconds", [NSDate timeIntervalSinceReferenceDate] - t);

From: Time how long it takes your Cocoa code to do something.