wp-includes/Requests/src/Proxy/Http.php:130Alter remote socket information before opening socket connection
$remote_socketstring public function fsockopen_remote_socket(&$remote_socket) { $remote_socket = $this->proxy; }Introduced in 1.6. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Proxy/Http.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.