Shutdown a full-duplex connection stream_socket_server stream_wrapper_register Stream Functions PHP Manual stream_socket_shutdown (PHP 5 >= 5.2.1)stream_socket_shutdown — Shutdown a full-duplex connection Description bool stream_socket_shutdown ( resource $stream , int $how ) Shutdowns (partially or not) a full-duplex connection. Parameters stream An open stream (opened with stream_socket_client(), for example) how One of the following constants: STREAM_SHUT_RD (disable further receptions), STREAM_SHUT_WR (disable further transmissions) or STREAM_SHUT_RDWR (disable further receptions and transmissions). Return Values Returns TRUE on success or FALSE on failure. Examples Example #1 A stream_socket_shutdown() example <?php$server = stream_socket_server('tcp://127.0.0.1:1337');$client = stream_socket_client('tcp://127.0.0.1:1337');var_dump(fputs($client, "hello"));stream_socket_shutdown($client, STREAM_SHUT_WR);var_dump(fputs($client, "hello")); // doesn't work now?> The above example will output something similar to: int(5) Notice: fputs(): send of 5 bytes failed with errno=32 Broken pipe in test.php on line 9 int(0) See Also fclose() stream_socket_server stream_wrapper_register Stream Functions PHP Manual