3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> <?php $base = "http://codex.wordpress.org"; $url = "http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start"; $data = file_get_contents($url); # relink relative links to point to the same external site # $data = preg_replace("#(<a[^>]+href=[\"']?)(/[^/][^\s'\">]+[\"']?)([^>]*>)#", "\$1$base\$2 target='_blank'\$3", $data); # fetch images with relative path from the external site # $data = preg_replace("#(<\w+[^>]+src=[\"']?)(/[^/][^\s'\">]+[\"']?)([^>]*>)#", "\$1$base\$2 \$3", $data); # disable stylesheets (if needed) $data = preg_replace("#<link[^>]+rel=[\"']?stylesheet[^>]+>\s*(</link>)?#", "", $data); $data = preg_replace("#(<meta[^>]*google-site-verification[\w\W\r\n]*)<h2>(<span.*id=\"Step_Four[^>]+>)#", "<h1>$2", $data); $data = preg_replace("#(<h2><span[^>]+Advanced_Use_of_WordPress[\w\W\r\n]*script>)#", "", $data); echo $data; ?></div></body></html>
Output for 5.2.6 - 5.4.34, 5.5.24 - 5.5.32, 5.5.34 - 5.6.17, 5.6.20 - 5.6.28, 7.0.0 - 7.0.3, 7.0.5 - 7.1.0
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/WKk5P on line 1 </div></body></html>
Output for 5.4.35 - 5.4.45, 5.5.33, 5.6.18 - 5.6.19, 7.0.4
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/WKk5P on line 1 </div></body></html>
Output for hhvm-3.12.0
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: Failed to open http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start (Could not resolve host: codex.wordpress.org) in /in/WKk5P on line 1 </div></body></html>
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.3 - 4.3.4, 4.3.10 - 4.4.9, 5.0.3 - 5.2.5
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: Connection refused in /in/WKk5P on line 1 </div></body></html>
Output for 4.3.5 - 4.3.9, 5.0.1 - 5.0.2
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): php_network_getaddresses: gethostbyname failed in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: Success in /in/WKk5P on line 1 </div></body></html>
Output for 5.0.0
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): php_network_getaddresses: gethostbyname failed in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: Bad file descriptor in /in/WKk5P on line 1 </div></body></html>
Output for 4.3.2
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents(): 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/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start): failed to open stream: Connection refused in /in/WKk5P on line 1 </div></body></html>
Output for 4.3.1
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents() [http://www.php.net/function.file-get-contents]: php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start) [http://www.php.net/function.file-get-contents]: failed to create stream: Connection refused in /in/WKk5P on line 1 </div></body></html>
Output for 4.3.0
<html><head><style type="text/css">body{font-family:tahoma}</style></head><body><div class="doc"> Warning: file_get_contents() [http://www.php.net/function.file-get-contents]: php_network_getaddresses: getaddrinfo failed: System error in /in/WKk5P on line 1 Warning: file_get_contents(http://codex.wordpress.org/New_To_WordPress_-_Where_to_Start) [http://www.php.net/function.file-get-contents]: failed to create stream: Connection refused in /in/WKk5P on line 1 </div></body></html>