public static DiffArray::diffAssocRecursive(array $array1, array $array2)
Recursively computes the difference of arrays with additional index check.
This is a version of array_diff_assoc() that supports multidimensional arrays.
Parameters
array $array1: The array to compare from.
array $array2: The array to compare to.
Return value
array Returns an array containing all the values from array1 that are not present in array2.
File
- core/lib/Drupal/Component/Utility/DiffArray.php, line 27
Class
- DiffArray
- Provides helpers to perform diffs on multi dimensional arrays.
Namespace
Drupal\Component\Utility
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | public static function diffAssocRecursive(array $array1, array $array2) { $difference = array(); foreach ($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;} |
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