Andreas Junghans schrieb: > Am 01.08.2006 um 17:26 schrieb Sebastian Werner: > >> Dietrich Streifert schrieb: >>> >>> Sebastian Werner schrieb: >>>> So the performance impact comes from the for-loop. I think there >>>> is no >>>> chance to make this greatly better. It's just a loop. Maybe the >>>> delete >>>> operator is that bad. > > for loops where one of the critical points in my tests with lots of > objects (the IE garbage collector problem). It shouldn't affect > Firefox though. > >>> So just nullifying the attributes is not enough, right? >>> >>> this[qx.OO.values[a[i]]] = null; >> It's the same. And should have the identical performance. > > Not really. Delete actually removes the key from the internal hash > map of the object. Setting the value to null only changes the value > but leaves the collection of keys alone. I'd expect delete to work > slower than nulling the references, but I didn't test it.
Yes I know this. I mean the result is the same, regarding the disposer effect. Sebastian > > Regards, > > Andreas > > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share your > opinions on IT & business topics through brief surveys -- and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > qooxdoo-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys -- and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ qooxdoo-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
