note 93194 added to function.usort
| From: | WillShaver at osu1 dot php dot net | Date: | Thu, 27 Aug 2009 21:31:16 +0000 |
| Subject: | note 93194 added to function.usort | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-159951@lists.php.net to get a copy of this message | ||
An even better implementation of osort, allowing for multiple properties and directions:
function osort(&$array, $props)
{
if(!is_array($props))
$props = array($props => true);
usort($array, function($a, $b) use ($props) {
foreach($props as $prop => $ascending)
{
if($a->$prop != $b->$prop)
{
if($ascending)
return $a->$prop > $b->$prop ? 1 : -1;
else
return $b->$prop > $a->$prop ? 1 : -1;
}
}
return -1; //if all props equal
});
}
Usage:
osort($items, array("Color" => true, "Size" => false));
//or
osort($items, "Color");
----
Server IP: 209.41.74.194
Probable Submitter: 70.91.222.61
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Manual Page -- http://www.php.net/manual/en/function.usort.php
Edit -- https://master.php.net/note/edit/93194
Del: integrated -- https://master.php.net/note/delete/93194/integrated
Del: useless -- https://master.php.net/note/delete/93194/useless
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Del: non-english -- https://master.php.net/note/delete/93194/non-english
Del: in docs -- https://master.php.net/note/delete/93194/in+docs
Del: other reasons-- https://master.php.net/note/delete/93194
Reject -- https://master.php.net/note/reject/93194
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