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Re: qr/STRING/ fails with certain lookbehind expressions

by Laurent_R (Canon)
on Jul 19, 2013 at 18:46 UTC ( #1045391=note: print w/replies, xml ) Need Help??


in reply to qr/STRING/ fails with certain lookbehind expressions

I do not know if this can help, but I do not get any error or warning message on Perl 5.14 under Cygwin.

$ perl -e'/(?<!ss)a/i'

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Re^2: qr/STRING/ fails with certain lookbehind expressions
by vsespb (Chaplain) on Jul 19, 2013 at 19:29 UTC
    me neither, under linux.

    I am getting the error under perls 5.16.0 - 5.19.1

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[erix]: maybe I should have cobbled together a more simple example
[erix]: the main question is whether repeating groups get captured. I thought they did but it looks they do not.
[erix]: or they probably get overwritten when the repeating is done
[erix]: I'd better split by union/intersect/ except and submit the resulting parts to a simple regex

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