src/Handler/Memcached.php
private function getKey(string $id = null) : string
    {
        $id = $id ?: session_id();
        return sprintf('%s/session/%s', session_name(), $id);
    }
private function getKey(string $id = null) : string
    {
        $id = $id ?: session_id();
        return sprintf('%s/session/%s', session_name(), $id);
    }
private function getKey ( string $ id = null ) : string { $ id = $ id ? : session_id ( ) ; return sprintf ( '%s/session/%s' , session_name ( ) , $ id ) ; }
Helper to get a formatted key for memcached based on a session ID.

@param string $id Session ID, defaults to `session_id()`.
@return string
Helper to get a formatted key for memcached based on a session ID .