/usr/share/php/PHP/Compat/Function/array_intersect_assoc.php is in php-compat 1.6.0a3-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Replace array_intersect_assoc()
*
* @category PHP
* @package PHP_Compat
* @license LGPL - http://www.gnu.org/licenses/lgpl.html
* @copyright 2004-2007 Aidan Lister <aidan@php.net>, Arpad Ray <arpad@php.net>
* @link http://php.net/function.array_intersect_assoc
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 269597 $
* @since PHP 4.3.0
* @require PHP 4.0.0 (user_error)
*/
function php_compat_array_intersect_assoc()
{
// Sanity check
$args = func_get_args();
if (count($args) < 2) {
user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING);
return;
}
// Check arrays
$array_count = count($args);
for ($i = 0; $i !== $array_count; $i++) {
if (!is_array($args[$i])) {
user_error('array_intersect_assoc() Argument #' .
($i + 1) . ' is not an array', E_USER_WARNING);
return;
}
}
// Compare entries
$intersect = array();
foreach ($args[0] as $key => $value) {
$intersect[$key] = $value;
for ($i = 1; $i < $array_count; $i++) {
if (!isset($args[$i][$key]) || $args[$i][$key] != $value) {
unset($intersect[$key]);
break;
}
}
}
return $intersect;
}
// Define
if (!function_exists('array_intersect_assoc')) {
function array_intersect_assoc()
{
$args = func_get_args();
return call_user_func_array('php_compat_array_intersect_assoc', $args);
}
}
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