On Thu, 24 Dec 2009, [email protected] wrote: > Em 23/12/2009 22:51, Nicolas Cellier <[email protected]> > escreveu: > >> 2009/12/24 : >>> Igor, >>> Sometimes a fallacy can be written by clever people, by accident. >>> If you pay attention to the line: >>> (size := self size) = otherCollection size ifFalse: [^false]. >>> I all Smalltalks [Except Pharo to what I wrote a comment in issue >>> 1637 http://code.google.com/p/pharo/issues/detail?id=1637] this >>> would return false if self be not Collection or otheCollection >>> isKindOf: Collection not. >>> This happens because in these Smalltalks Object>>size returns >>> zero. >>> >> Not so sure. Try 1.0 size, then 1.0 at: 1.0 size in you favourite >> dialect. > > Nicolas, > > In Squeak 3.10.2-7179: > > 1.0 size -> 2 "OK I'm surprised here"
It's not surprising since Float is a variable word subclass of Number. :) > > 1.0 at: 1.0 size -> 0 "this will not work anymore in Pharo because > indices have to be Integer in Pharo right now" The index is 2, so it will work. Btw, I wonder how pharo can force Integer indices if the vm accepts Floats too. Levente > > HTH > > -- > Cesar Rabak > > > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
