wp-includes/ID3/module.audio-video.asf.php:1614$GUIDstringstringstring|false public static function GUIDname($GUIDstring) { static $GUIDarray = array(); if (empty($GUIDarray)) { $GUIDarray = self::KnownGUIDs(); } return array_search($GUIDstring, $GUIDarray); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ID3/module.audio-video.asf.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.