wp-includes/class-wp-matchesmapregex.php:50constructor
$subjectstring$matchesarray public function __construct( $subject, $matches ) { $this->_subject = $subject; $this->_matches = $matches; $this->output = $this->_map(); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-matchesmapregex.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.