Re: Catch line indetation
| From: | Christoph M. Becker | Date: | Mon, 31 Oct 2016 13:06:52 +0000 |
| Subject: | Re: Catch line indetation | ||
| References: | 1 2 3 4 5 6 7 8 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-325806@lists.php.net to get a copy of this message | ||
On 29.10.2016 at 05:17, German Geek wrote:
> Note also, that the regex here might be compiled every time, in which case
> regexes are the clear winner. I think PHP might cache the compiled regex
> though.
Yes, by default up to 4096 compiled regex patterns are cached, see
<https://github.com/php/php-src/blob/PHP-7.0.13/ext/pcre/php_pcre.c#L45>ff.
With regard to the performance, I presume that prec.jit makes a
difference (depending on the complexity of the pattern and the subject
length).
--
Christoph M. Becker