Re: Regex help
| From: | Richard Lynch | Date: | Fri, 28 Jan 2005 22:49:51 +0000 |
| Subject: | Re: Regex help | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-207647@lists.php.net to get a copy of this message | ||
kjohnson@zootweb.com wrote:
> trlists@clayst.com wrote on 01/28/2005 03:19:14 PM:
>
>> On 28 Jan 2005 kjohnson@zootweb.com wrote:
>>
>> > I need a validation regex that will "pass" a string. The string can be
> no
>> > longer than some maximum length, and it can contain any characters
> except
>> > two consecutive ampersands (&) anywhere in the string.
>>
>> This is an example of something that is easier to do (and probably
>> faster) without using a regexp:
>>
>> if ((strlen($str) <= $maxlen) && (strstr($str, '&&') ===
>> FALSE))
>> <str is valid>
>> else
>> <str is not valid>
>>
>> --
>> Tom
>
> Thanks, Tom. I agree, but not an option at this time - other parts of the
> design require this to be a regex.
Grrrrr.
Okay, how about that regex callback thingie thing thing, and you can use a
function that pretty much does: (strlen($1) < 42 && !strstr($1, '&&'))
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