My understanding as well is that this is the purpose of #become:, but also that it is not very efficient in some versions of Smalltalk. If you are using an OrderedCollection, this is probably a reasonably efficient method as it doesn't need to search through the whole list every time it removes an element:
removeAll [self notEmpty] whileTrue: [self removeLast] Brian. On Feb 18, 2008 6:42 PM, Marcin Tustin <[EMAIL PROTECTED]> wrote: > My own testing suggests that references to the object remain in place. I > would guess that that is the whole point of become. > > > > On Feb 19, 2008 1:38 AM, cdrick <[EMAIL PROTECTED]> wrote: > > > > > > Isn't Cedrick's aida solution going to be significantly faster? > > > > > > > this is not mine :) > > > > butI'd interested to see if it's a good use of #become:... Does it > > keep references ? is it safe ? > > > > Thanks > > > > > > > > _______________________________________________ > > Beginners mailing list > > Beginners@lists.squeakfoundation.org > > http://lists.squeakfoundation.org/mailman/listinfo/beginners > > > > > _______________________________________________ > Beginners mailing list > Beginners@lists.squeakfoundation.org > http://lists.squeakfoundation.org/mailman/listinfo/beginners > > _______________________________________________ Beginners mailing list Beginners@lists.squeakfoundation.org http://lists.squeakfoundation.org/mailman/listinfo/beginners