The first thing I thought of was: | anArray | anArray := #(#Object #subclass: #Point #instanceVariableNames: 'x y' #classVariableNames: '' #package: 'Kernel-BasicObjects').
(1 to: anArray size by: 2) collect: [:i | anArray at: i] All the best, Ron Teitelbaum On Thu, Apr 20, 2017 at 2:04 AM Alistair Grant <akgrant0...@gmail.com> wrote: > On Thu, Apr 20, 2017 at 12:17:35AM +0300, Yuriy Tymchuk wrote: > > I second the Peter???s idea. I don???t think that we need a dedicated > index-based select when we already have withIndex*. Also one year after > adding withIndexSelect: we can mine public repos and see how many projects > use the method and the selection block does not read the first (each) > parameter. > > > > Uko > > > > > On 20 Apr 2017, at 00:07, Peter Uhnak <i.uh...@gmail.com> wrote: > > > > > > We already have > > > > > > * #withIndexCollect: > > > * #withIndexDo: > > > > > > > > > So why not #withIndexSelect: ? > > > > > > #(#Object #subclass: #Point #instanceVariableNames:) withIndexSelect: > [ :each :i | i \\ 2 = 0 ] > > > > > > Peter > > +1 > > > >
