[squeak-dev] removing from a collection while enumerating it
Ron Teitelbaum
ron at usmedrec.com
Fri Jul 5 13:56:37 UTC 2013
Hi Chris,
Just a suggestion but something to think about. If your collections are too big then maybe you could find a way to segment the data and move the items into a tree structure. This would solve most of your problems with copying and performance.
All the best,
Ron Teitelbaum
> From: Chris Muller
> To: squeak dev
> Subject: [squeak-dev] removing from a collection while enumerating it
>
> I have a case where I need to remove certain entries from an OrderedCollection
> that will be called very frequently. I therefore want to avoid copying the
> collection (to safely remove while
> enumerating) but it seems #reverseDo: can do what I want.
>
> myCollection reverseDo: [ : each | each meetsSomeCriteria ifTrue: [
> myCollection remove: each ] ]
>
> Does anyone see any problem with doing this?
>
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