| Server IP : 134.29.175.74 / Your IP : 216.73.216.160 Web Server : nginx/1.10.2 System : Windows NT CST-WEBSERVER 10.0 build 19045 (Windows 10) i586 User : Administrator ( 0) PHP Version : 7.1.0 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/nginx/html/Student/JimMartinson/Lab12/drupal/core/lib/Drupal/Component/Utility/ |
Upload File : |
<?php
namespace Drupal\Component\Utility;
/**
* Provides helpers to perform diffs on multi dimensional arrays.
*
* @ingroup utility
*/
class DiffArray {
/**
* Recursively computes the difference of arrays with additional index check.
*
* This is a version of array_diff_assoc() that supports multidimensional
* arrays.
*
* @param array $array1
* The array to compare from.
* @param array $array2
* The array to compare to.
*
* @return array
* Returns an array containing all the values from array1 that are not present
* in array2.
*/
public static function diffAssocRecursive(array $array1, array $array2) {
$difference = [];
foreach ($array1 as $key => $value) {
if (is_array($value)) {
if (!array_key_exists($key, $array2) || !is_array($array2[$key])) {
$difference[$key] = $value;
}
else {
$new_diff = static::diffAssocRecursive($value, $array2[$key]);
if (!empty($new_diff)) {
$difference[$key] = $new_diff;
}
}
}
elseif (!array_key_exists($key, $array2) || $array2[$key] !== $value) {
$difference[$key] = $value;
}
}
return $difference;
}
}