You already have it:
'' join: #('abc' 'def' 'ghi')
Doru
On Sat, Nov 16, 2013 at 7:09 PM, <[email protected]> wrote:
>
> Code Critic rule Optimization > String concatenation instead of streams
> says:
>
> "Check for string concatenation inside some iteration message. Since
> string concatenation is O(n^2), it is better to use streaming since it is
> O(n) - assuming that n is large enough. As a general principal avoid ,
> since the receiver is copied. Therefore chaining , messages will lead to
> multiple useless copies of the receiver."
>
> That is,
> String streamContents: [:s |
> #('abc' 'def' 'ghi') do: [:each | s nextPutAll: each asString]]
>
> should be used instead of...
> 'abc' , 'def' , 'ghi'.
>
> However the first clutters the code. What about something like...
> { 'abc' . 'def' . 'ghi' } asStreamString
> where
> Collection>>asStreamString
> ^ String streamContents: [:s | self do: [:each | s nextPutAll: each
> asString]]
>
> cheers -ben
>
>
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