note 66688 deleted from language.types.null by cmb
| From: | cmb@php.net | Date: | Fri, 15 May 2015 19:08:39 +0000 |
| Subject: | note 66688 deleted from language.types.null by cmb | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-202543@lists.php.net to get a copy of this message | ||
Note Submitter: cdcchen at hotmail dot com
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empty() is_null() !isset()
$var = "";
empty($var) is true.
is_null($var) is false.
!isset($var) is false.