On Jun 6, Accountant Bob said:
>How about this: (the same but "unrolled")
>
>my @elements;
>push @elements, $1 while
> /\G\s*"([^\\"]*(?:\\["\\][^\\"]*)*)"/gc or
> /\G\s*'([^\\']*(?:\\['\\][^\\']*)*)'/gc or
> /\G\s*([^\s'"]\S*)/gc;
>
>is there actually an advantage to doing this?
Yes, as is discussed (at length) in J. Friedl's "Mastering Regular
Expressions". In fact, matching quoted strings in unrolled form is a very
big part of his chapter on crafting regexes.
Unrolling the loop can be a timesaver, since .*? can be slowish.
--
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