I'd keep adding lines until I had an even number of double quotes. Only when I had an entire record would I try to munge it with your regex.

Something like 

    $_ .= <FILE>  while s/"/"/ % 2;

[download]
(untested), probably checking for errors too.

In reply to Re: Conditional continued matching with regexes by dah
in thread Conditional continued matching with regexes by bart

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