wp-includes/SimplePie/src/Misc.php:204$array1SimplePie\array<mixed>$array2SimplePie\array<mixed>SimplePie\array<mixed> public static function array_merge_recursive(array $array1, array $array2) { foreach ($array2 as $key => $value) { if (is_array($value)) { $array1[$key] = Misc::array_merge_recursive($array1[$key], $value); } else { $array1[$key] = $value; } } return $array1; }3 changes between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$array1 retyped from untyped to SimplePie\array<mixed>.verified against source$array2 retyped from untyped to SimplePie\array<mixed>.verified against sourcenone to SimplePie\array<mixed>.verified against sourcesrc/wp-includes/SimplePie/src/Misc.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.