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Posted by Justin Koivisto on 11/05/07 19:35
Schroeder, AJ wrote:
> Hello group,
>
> I am attempting to remove double quotes from the beginning and ending of a
> string. Admittedly, I am not the best with regular expressions, but I do
> have two that work with preg_replace(). Here they are:
>
> $pattern = '[^"]'; <--- removes the beginning double quote
> $pattern = '["$]'; <--- removes the ending double quote
>
> But when I try to make this all one statement with:
>
> $pattern = '[^"].*["$]';
>
> PHP throws a warning with an unknown modifier '.'. I then tried to enclose
> '.*' in parentheses and I get an unknown modifier '('.
>
> This is getting beyond my regex knowledge, if anyone has any advice on this
> it would be greatly appreciated.
>
> Thanks in advance,
>
> AJ Schroeder
>
>
when using preg_* you need escape chars for the expression....
your first patterns should look something like:
$pat = '`^"`'; // quote at beginning of string
$pat = '`"$`'; // quote at end of string
$pat = '`^"(.*)"$`'; // single-line string that starts and ends with a quote
--
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