I assume you're referring to this: 

s/(('|").*?\2)/ ($£ = $1) =~ s!\s+!\cA!g; $£ /ge; #!"

[download]

That isn't re-entrant. The right side of a substitution counts as a string (which in this case, is eval'ed because of the /e,); only the right side counts as a regex.

In reply to Re: Re: Re: split on spaces, except those within quotes? by jryan
in thread split on spaces, except those within quotes? by pg

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