2009/12/24 <[email protected]>: > 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" > > 1.0 at: 1.0 size -> 0 "this will not work anymore in Pharo because > indices have to be Integer in Pharo right now" >
I mean in VW, size would be > 0 but #at: would raise a debugger. Nicolas > 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
