(PHP 5, PHP 7)
Open Internet or Unix domain socket connection
resource stream_socket_client ( string $remote_socket [, int &$errno [, string &$errstr [, float $timeout = ini_get("default_socket_timeout") [, int $flags = STREAM_CLIENT_CONNECT [, resource $context ]]]]] )
Initiates a stream or datagram connection to the destination specified by remote_socket. The type of socket created is determined by the transport