note 59754 deleted from language.operators.arithmetic by hholzgra
| From: | hholzgra@php.net | Date: | Thu, 02 Aug 2012 15:04:23 +0000 |
| Subject: | note 59754 deleted from language.operators.arithmetic by hholzgra | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-189802@lists.php.net to get a copy of this message | ||
Note Submitter: shmee35 at hotmail dot com
----
Note that constructs which evaluate to 0 (such as empty strings, false, or an explicit NULL) will be
treated as 0 in a arithmetic operation. Therefore:
<?php
echo 5*"", '<br>';
echo 5+false, '<br>';
echo 5/NULL, '<br>';
?>
Will produce:
0
5
Warning: Division by zero