RE: [PHP] in_array - what the...
| From: | Ford, Mike | Date: | Fri, 25 Jun 2010 07:53:22 +0000 |
| Subject: | RE: [PHP] in_array - what the... | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-306418@lists.php.net to get a copy of this message | ||
> -----Original Message-----
> From: Gary . [mailto:php-general@garydjones.name]
> Sent: 25 June 2010 08:18
> To: PHP
> Subject: [PHP] in_array - what the...
>
> If I have an array that looks like
> array(1) {
> ["mac_address"]=>
> string(2) "td"
> }
>
> and I call
> if (in_array($name, self::$aboveArray))
> with $name as
> string(11) "mac_address"
>
> what should be the result?
FALSE -- in_array checks the *values*, not the keys, so would be looking at the "td" for
this element.
To do what you want to do, simply do an isset():
if (isset($array['mac_address'])):
// do stuff with $array['mac_address']
else:
// it doesn't exist
endif;
Cheers!
Mike
--
Mike Ford,
Electronic Information Developer, Libraries and Learning Innovation,
Leeds Metropolitan University, C507, Civic Quarter Campus,
Woodhouse Lane, LEEDS, LS1 3HE, United Kingdom
Email: m.ford@leedsmet.ac.uk
Tel: +44 113 812 4730
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