Posted by Chung Leong on 08/18/06 18:12

pt wrote:
> I'm trying to detect and extract a quoted portion of a string. The
> quote chars may be the usual quote, the "single" quote (apostrophe) or
> the back-tick quote. For example:
> $vl = "My O'Name";
>
> if (preg_match ( '/(["\'\`])([^\\1]*)/' ) , $vl , $x ) { // found it }
>
> The first parenthesized expression will capture the leading quote
> (whatever it is). The second *SHOULD* capture everything up to, but
> not including, the matching trailing quote. What I get is $x[1]
> contains the quote (as expected), but $x[2] is everything up to AND
> INCLUDING the trailing quote.
>
> This is PHP 5.1.2 with PCRE 6.2 01-Aug-2005

I don't think you can use a back reference in a character class. Try
this pattern instead: /(["'`])(.*?)\1/.

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