Oh... the expected output was 'e1, e2, e3 and e4', I read "all" instead of "and".
Now it makes sense. Esteban A. Maringolo On Thu, May 16, 2019 at 5:09 PM Roelof Wobben <r.wob...@home.nl> wrote: > and this is working > > String > streamContents: [ :stream | > gifts allButLast > do: [ :each | stream nextPutAll: each ] > separatedBy: [ stream > nextPut: $,; > space ]. > stream > nextPut: $,; > nextPutAll: ' and '; > nextPutAll: gifts last ] ] > > Thanks Estaban for the hint. > > Roelof > > > > Op 16-5-2019 om 21:51 schreef Roelof Wobben: > > I think this is better > > ^ String streamContents: [:stream | > > gifts > do: [:each | stream nextPutAll: each ] > separatedBy: [ stream nextPut: $,; space ] > stream nextputAll: 'all'; nextPut: ','; nextPut: gifts last] > > > > Op 16-5-2019 om 21:47 schreef Roelof Wobben: > > oke, and then do something like : > > stream := > > String streamContents: [:stream | gifts > do: [:each | stream nextPutAll: each ] > separatedBy: [ stream nextPut: $,; space ] > > > > stream nextputAll: 'all'; nextPut: ','; nextPut: gifts last > > ] > > stream nextputAll: 'all' > stream nextPut: ',' > stream nextPut: gifts last > > > Roelof > > > > Op 16-5-2019 om 21:30 schreef Esteban Maringolo: > > Maybe this is a better way to build what you want. > > String streamContents: [:stream | gifts > do: [:each | stream nextPutAll: each ] > separatedBy: [ stream nextPut: $,; space ] > ] > > Esteban A. Maringolo > > > On Thu, May 16, 2019 at 4:21 PM Roelof Wobben <r.wob...@home.nl> wrote: > >> Hello, >> >> Im testing all my solutions with critiz and can solve almost all problems, >> >> Only this one I cannot figure out. >> >> I have this code >> >> (gifts allButLast >> inject: '' >> into: [ :str :each | str , each , ', ' ]) , 'and ' , gifts >> last ] >> >> and critiz says I should use a stream . >> >> How can I make this work ? >> >> Roelof >> >> >> > > >
