note 95337 added to function.in-array
| From: | tim at gurka dot se | Date: | Mon, 28 Dec 2009 08:50:58 +0000 |
| Subject: | note 95337 added to function.in-array | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-164376@lists.php.net to get a copy of this message | ||
brianko noted that 'string' is in array(0). This is because all strings are evaluated to
0. Such matches can be avoided by using the strict flag.
<?php
$haystack = array( 0 );
$needle = 'string';
in_array( $needle, $haystack ); // => true
in_array( $needle, $haystack, true ); // => false
?>
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Server IP: 194.236.124.41
Probable Submitter: 80.252.190.5
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Manual Page -- http://www.php.net/manual/en/function.in-array.php
Edit -- https://master.php.net/note/edit/95337
Del: integrated -- https://master.php.net/note/delete/95337/integrated
Del: useless -- https://master.php.net/note/delete/95337/useless
Del: bad code -- https://master.php.net/note/delete/95337/bad+code
Del: spam -- https://master.php.net/note/delete/95337/spam
Del: non-english -- https://master.php.net/note/delete/95337/non-english
Del: in docs -- https://master.php.net/note/delete/95337/in+docs
Del: other reasons-- https://master.php.net/note/delete/95337
Reject -- https://master.php.net/note/reject/95337
Search -- https://master.php.net/manage/user-notes.php