Sorry, was just being overly terse; in full, that would be: 
/TAG:(")?((?(1)[^"]+|[^"\s]+))(?(1)")/ ? $2 : "not_def"

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(I had thought that \1 would work instead of (?(1)")), but it makes sense that it doesn't.)

In reply to Re: Re: Re: Re: Alternation in pattern matches by ysth
in thread Alternation in pattern matches by guha

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