3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fwrite_with_retry($sock, &$data) { $bytes_to_write = strlen($data); $bytes_written = 0; while ( $bytes_written < $bytes_to_write ) { if ( $bytes_written == 0 ) { $rv = fwrite($sock, $data); } else { $rv = fwrite($sock, substr($data, $bytes_written)); } if ( $rv === false || $rv == 0 ) return( $bytes_written == 0 ? false : $bytes_written ); $bytes_written += $rv; } return $bytes_written; } $fp = fsockopen("3v4l.org", 80, $errno, $errstr, 30); if (!$fp) { echo "$errstr ($errno)<br />\n"; } else { $out = "GET / HTTP/1.1\r\n"; $out .= "Host: 3v4l.org\r\n"; $out .= "Connection: Close\r\n\r\n"; fwrite_with_retry($fp, $out); while (!feof($fp)) { echo fgets($fp, 128); } fclose($fp); }
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: fsockopen(): php_network_getaddresses: getaddrinfo for 3v4l.org failed: System error in /in/1Yhvc on line 24 Warning: fsockopen(): Unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo for 3v4l.org failed: System error) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo for 3v4l.org failed: System error (0)<br />
Output for 8.0.13 - 8.0.30
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: System error in /in/1Yhvc on line 24 Warning: fsockopen(): Unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo failed: System error) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo failed: System error (0)<br />
Output for 8.0.0 - 8.0.12
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/1Yhvc on line 24 Warning: fsockopen(): Unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution (0)<br />
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.3.32 - 7.3.33, 7.4.0, 7.4.26 - 7.4.33
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: System error in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo failed: System error) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo failed: System error (0)<br />
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.25
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution (0)<br />
Output for 5.2.6 - 5.2.17
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 (php_network_getaddresses: getaddrinfo failed: Name or service not known) in /in/1Yhvc on line 24 php_network_getaddresses: getaddrinfo failed: Name or service not known (0)<br />
Output for 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 (Unknown error) in /in/1Yhvc on line 24 (0)<br />
Output for 5.0.0 - 5.0.2
Warning: fsockopen(): php_network_getaddresses: gethostbyname failed in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 (Unknown error) in /in/1Yhvc on line 24 (0)<br />
Output for 4.3.3 - 4.3.4, 4.3.10 - 4.3.11, 4.4.0 - 4.4.9
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 in /in/1Yhvc on line 24 Connection refused (111)<br />
Output for 4.3.5 - 4.3.9
Warning: fsockopen(): php_network_getaddresses: gethostbyname failed in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 in /in/1Yhvc on line 24 Success (0)<br />
Output for 4.3.2
Warning: fsockopen(): php_network_getaddresses: getaddrinfo failed: Name or service not known (is your IPV6 configuration correct? If this error happens all the time, try reconfiguring PHP using --disable-ipv6 option to configure) in /in/1Yhvc on line 24 Warning: fsockopen(): unable to connect to 3v4l.org:80 in /in/1Yhvc on line 24 Connection refused (111)<br />
Output for 4.3.0 - 4.3.1

Process exited with code 139.
preferences:
282.38 ms | 401 KiB | 456 Q