Re: filter function vs regular expression
| From: | Richard Heyes | Date: | Sat, 20 Dec 2008 16:06:46 +0000 |
| Subject: | Re: filter function vs regular expression | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-284885@lists.php.net to get a copy of this message | ||
> i'm reading a book about PHP and i was wondering why regular expressions are
> so often used to check format of variables or emails while the function
> filter exists since version 5.2.
That's not so long.
> What are the plus of regular expression while checking variable format ?
They' more versatile. Far more in the case of PCRE.
--
Richard Heyes
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