\n"); } fwrite($fp, "HELLO world"); function stream_onRead($fp) { echo fread($fp, 1024)."\n"; sleep(1); swoole_event_write($fp, "hello world"); //swoole_event_set($fp, null, null, SWOOLE_EVENT_READ | SWOOLE_EVENT_WRITE); //swoole_event_del($fp); //fclose($fp); } swoole_event_add($fp, 'stream_onRead'); echo "start\n";