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Re^2: Concatenation with empty string -- good enough to force physical copy?

by vr (Curate)
on Dec 03, 2020 at 06:59 UTC ( #11124570=note: print w/replies, xml ) Need Help??


in reply to Re: Concatenation with empty string -- good enough to force physical copy?
in thread Concatenation with empty string -- good enough to force physical copy?

Exactly, word "CoW" was on my mind but somehow omitted when re-phrasing the question. Thank you for sharing your insight. As there's no "idiom" apparently (but wouldn't it be nice... concatenation with compile time constant treated as such), the trick with side-effect should better be avoided.

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