On Fri, 2006-10-27 at 13:51 +0200, Jochem Maas wrote: > > >>>> range(1, 31) > >>> Memory waster ;) > >> any idea as to what the damage is as compared to the classic for loop? > > > > Given that a variable probably costs X and that any variable cane be > > stored as Y in an array, and an array would cost Z where the Z = X * Y _ > > 1 (Y element + 1 for the array container itself). > > > > Then the range format would cost 31 + 1 (the array itself + 31 entries) > > whereas the for loop would cost 1 + 1 (cost to store i + cost to store > > endpoint comparison. Thus the damage is about 15*. Given general > > computer science consideration, this is a constant and thus practically > > neglible. > > > > Cheers > > Rob (ps. the above may be completely incoherent since I'm completely > > drunk atm after celebrating two friends birthdays tonight). > > not a bad explainantion then ;-) it's only the last bit I didn't quite follow :-) *heheh* It makes sense to me, though my head still hurts from last night :) Which part exactly did you not quite follow? Cheers, Rob. -- .------------------------------------------------------------. | InterJinn Application Framework - http://www.interjinn.com | :------------------------------------------------------------: | An application and templating framework for PHP. Boasting | | a powerful, scalable system for accessing system services | | such as forms, properties, sessions, and caches. InterJinn | | also provides an extremely flexible architecture for | | creating re-usable components quickly and easily. | `------------------------------------------------------------' -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
