Em 04/12/2009 05:58, Lukas Renggli < [email protected] > escreveu: > I wonder if ever something along the following lines was considered? > > Dictionary>>keys > "Answer a Set containing the receiver's keys." > > | result | > result := Set basicNew. > result setTally: tally array: (array collect: [ :each | > each isNil ifFalse: [ each key ] ]). > ^ result
Why not: | result | result := Set basicNew. result setTally: tally array: (array collect: [ :each | each ifNil: [ each key ] ]). ^ result A bit more OO ;-) Reading Andrés' book is making more aware of those subtleties :-D My .019999... - Cesar Rabak _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
