note 81456 added to function.array-diff-key
| From: | sjungwirth at matrix-consultants dot com | Date: | Thu, 28 Feb 2008 20:08:06 +0000 |
| Subject: | note 81456 added to function.array-diff-key | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-136571@lists.php.net to get a copy of this message | ||
I needed something a little different where maybe even the keys in multidimensional arrays
don't match up. Setting $assoc to false will cause only to check for missing keys, otherwise it
compares values as well. This was also based on '2ge at 2ge dot us' function
<?php
function n_array_diff_assoc ($a1, $a2, $assoc=true) {
$r = array();
if(is_array(current($a1))):
foreach($a1 as $k => $v):
if(isset($a2[$k])):
$diff = n_array_diff($a1[$k], $a2[$k], $assoc);
if (!empty($diff)):
$r[$k] = $diff;
endif;
else:
$r[$k] = $v;
endif;
endforeach;
else:
$r = $assoc ? array_diff_assoc($a1, $a2) : array_diff_key($a1, $a2);
endif;
return $r;
}
?>
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