On Tue, Nov 22, 2022 at 7:13 PM <commits at source.squeak.org> wrote:

> Eliot Miranda uploaded a new version of Collections to project The Trunk:
> http://source.squeak.org/trunk/Collections-eem.1023.mcz
>
> ==================== Summary ====================
>
> Name: Collections-eem.1023
> Author: eem
> Time: 22 November 2022, 7:12:52.434373 pm
> UUID: 9c7f84f0-35b9-476f-9d51-75cc12248c26
> Ancestors: Collections-eem.1022
>
> Reimplement subStrings: in SequenceableCollection (this is where it
> belongs; subStrings: on arbitrary sequeances is useful).  Allow the
> argument to be a singleton, if not a collection.  Reimplement to use an
> index and copyFrom:to: instead of consing up a string on each element.
>

Hence

(1 to: 100) subStrings: (10 to: 90 by: 10) {(1 to: 9) . (11 to: 19) . (21
to: 29) . (31 to: 39) . (41 to: 49) . (51 to: 59) . (61 to: 69) . (71 to:
79) . (81 to: 89) . (91 to: 100)}

Smalltalk is beautiful.
_,,,^..^,,,_
best, Eliot
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