wp-includes/Requests/src/Exception/Http/Status306.php:17Exception for 306 Switch Proxy responses
$codeintegerprotected$reasonstringprotectedfinal class Status306 extends Http { /** * HTTP status code * * @var integer */ protected $code = 306; /** * Reason phrase * * @var string */ protected $reason = 'Switch Proxy';}Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Exception/Http/Status306.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.