\n"; } else { fwrite($fp1, "GET / HTTP/1.0\r\nHost: www.baidu.com\r\nUser-Agent: curl/7.58.0\r\nAccept: */*\r\n\r\n"); $r_array = [$fp1, $fp2]; $w_array = $e_array = null; $n = stream_select($r_array, $w_array, $e_array, 10); var_dump($r_array, $n); $html = ''; while (!feof($fp1)) { $html .= fgets($fp1, 1024); } var_dump(strlen($html)); fclose($fp1); } }); swoole_event_wait();