note 117390 added to language.operators.precedence
| From: | fabmlk | Date: | Tue, 02 Jun 2015 17:41:24 +0000 |
| Subject: | note 117390 added to language.operators.precedence | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-202724@lists.php.net to get a copy of this message | ||
Watch out for the difference of priority between 'and vs &&' or '|| vs
or':
<?php
$bool = true && false;
var_dump($bool); // false, that's expected
$bool = true and false;
var_dump($bool); // true, ouch!
?>
Because 'and/or' have lower priority than '=' but '||/&&' have
higher.
----
Server IP: 72.52.91.14
Probable Submitter: 81.50.1.207
----
Manual Page -- http://php.net/manual/en/language.operators.precedence.php
Edit -- https://master.php.net/note/edit/117390
Del: integrated -- https://master.php.net/note/delete/117390/integrated
Del: useless -- https://master.php.net/note/delete/117390/useless
Del: bad code -- https://master.php.net/note/delete/117390/bad+code
Del: spam -- https://master.php.net/note/delete/117390/spam
Del: non-english -- https://master.php.net/note/delete/117390/non-english
Del: in docs -- https://master.php.net/note/delete/117390/in+docs
Del: other reasons-- https://master.php.net/note/delete/117390
Reject -- https://master.php.net/note/reject/117390
Search -- https://master.php.net/manage/user-notes.php