wp-includes/PHPMailer/POP3.php:173Simple static wrapper for all-in-one POP before SMTP.
$hoststring$portint|booloptionalfalse$timeoutint|booloptionalfalse$usernamestringoptional''$passwordstringoptional''$debug_levelintoptional0bool public static function popBeforeSmtp( $host, $port = false, $timeout = false, $username = '', $password = '', $debug_level = 0 ) { $pop = new self(); return $pop->authorise($host, $port, $timeout, $username, $password, $debug_level); }Unchanged from 6.9.7 through 7.1.0.
Signature, return type and hooks compared across 3 parsed releases.
src/wp-includes/PHPMailer/POP3.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.