Re: [Pharo-users] can I do this with a stream or a format

[Roelof Wobben]

I made the error somehow. Sorry for the confusion. Roelof Op 16-5-2019 om 22:29 schreef Esteban Maringolo: 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