I agree completely with you, and that's what I meant, that if the regex does not match, $1 is not modified in any way (neither set or unset). But your example made it way clearer than any explanation :-)

--ZZamboni

In reply to Re: Re: Re: Regular Expression Question by ZZamboni
in thread What happens with empty $1 in regular expressions? (was: Regular Expression Question) by marcblecher

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