note 62222 added to function.sort
| From: | jeromea-t+yamafotod*o*tcom at osu1 dot php dot net | Date: | Wed, 22 Feb 2006 17:39:44 +0000 |
| Subject: | note 62222 added to function.sort | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-104237@lists.php.net to get a copy of this message | ||
when sorting an array, beware of variable type from elements you put in this array
Example:
$a = 2; // $a is an integer
$b = 'item';
$arr = array($a, $b);
sort($arr);
print_r($arr);
this will output:
$arr[0] = 'item';
$arr[1] = 2;
$a = '2'; // $a is a string
$b = 'item';
$arr = array($a, $b);
sort($arr);
print_r($arr);
this will output:
$arr[0] = '2';
$arr[1] = 'item'
to avoid this problem use:
sort($arr, SORT_STRING)
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