I had that problem when writing SQL::Tokenizer. I ended with this: 

".*?(?:(?:""){1,}"|(?<!["\\])"(?!")|\\"{2})

[download]

I had to prevent also scaped quotes -\" and all other cases you mentioned.

Igor 'izut' Sutton
your code, your rules.

In reply to Re: Help with Double Double Quotes regular expression by izut
in thread Help with Double Double Quotes regular expression by mattford63

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