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run code in 150+ php & hhvm versions
Bugs & Features
<?php $url = "http://www.whitehouse.gov"; ob_start(); include_once( $url ); $html = ob_get_contents(); ob_end_clean(); print($html); ?>
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: include_once(): http:// wrapper is disabled in the server configuration by allow_url_include=0 in /in/Gj5NN on line 5 Warning: include_once(http://www.whitehouse.gov): failed to open stream: no suitable wrapper could be found in /in/Gj5NN on line 5 Warning: include_once(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for hhvm-3.12.0
Warning: File not found: http://www.whitehouse.gov in /in/Gj5NN on line 5
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.2.0 - 5.2.17
Warning: include_once(): URL file-access is disabled in the server configuration in /in/Gj5NN on line 5 Warning: include_once(http://www.whitehouse.gov): failed to open stream: no suitable wrapper could be found in /in/Gj5NN on line 5 Warning: include_once(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 5.1.0 - 5.1.6
Warning: include_once(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/Gj5NN on line 5 Warning: include_once(http://www.whitehouse.gov): failed to open stream: Connection refused in /in/Gj5NN on line 5 Warning: include_once(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 4.3.3 - 4.3.4, 4.3.10 - 4.4.9, 5.0.3 - 5.0.5
Warning: main(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov): failed to open stream: Connection refused in /in/Gj5NN on line 5 Warning: main(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 4.3.5 - 4.3.9, 5.0.1 - 5.0.2
Warning: main(): php_network_getaddresses: gethostbyname failed in /in/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov): failed to open stream: Success in /in/Gj5NN on line 5 Warning: main(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 5.0.0
Warning: main(): php_network_getaddresses: gethostbyname failed in /in/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov): failed to open stream: Bad file descriptor in /in/Gj5NN on line 5 Warning: main(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 4.3.2
Warning: main(): 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/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov): failed to open stream: Connection refused in /in/Gj5NN on line 5 Warning: main(): Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 4.3.1
Warning: main() [http://www.php.net/function.main]: php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov) [http://www.php.net/function.main]: failed to create stream: Connection refused in /in/Gj5NN on line 5 Warning: main() [http://www.php.net/function.main]: Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5
Output for 4.3.0
Warning: main() [http://www.php.net/function.main]: php_network_getaddresses: getaddrinfo failed: System error in /in/Gj5NN on line 5 Warning: main(http://www.whitehouse.gov) [http://www.php.net/function.main]: failed to create stream: Connection refused in /in/Gj5NN on line 5 Warning: main() [http://www.php.net/function.main]: Failed opening 'http://www.whitehouse.gov' for inclusion (include_path='.:') in /in/Gj5NN on line 5