3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php readfile("php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl");
based on v2hYC
Output for 5.2.7 - 5.6.28, 7.0.0 - 7.1.0
Warning: readfile(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dSa9l on line 2 Warning: readfile(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dSa9l on line 2 Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: operation failed in /in/dSa9l on line 2
Output for hhvm-3.10.0 - 3.13.2
Warning: Failed to open http://www.nu.nl (Could not resolve host: www.nu.nl) in /in/dSa9l on line 2
Output for 5.2.6
Warning: readfile(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dSa9l on line 2 Warning: readfile(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dSa9l on line 2 Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Connection refused in /in/dSa9l on line 2
Output for 5.0.3 - 5.2.5
Warning: readfile(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dSa9l on line 2 Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Connection refused in /in/dSa9l on line 2
Output for 5.0.1 - 5.0.2
Warning: readfile(): php_network_getaddresses: gethostbyname failed in /in/dSa9l on line 2 Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Success in /in/dSa9l on line 2
Output for 5.0.0
Warning: readfile(): php_network_getaddresses: gethostbyname failed in /in/dSa9l on line 2 Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Bad file descriptor in /in/dSa9l on line 2
Output for 4.3.3 - 4.4.9
Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Success in /in/dSa9l on line 2
Output for 4.3.2
Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl): failed to open stream: Inappropriate ioctl for device in /in/dSa9l on line 2
Output for 4.3.0 - 4.3.1
Warning: readfile(php://filter/read=string.toupper|string.rot13/resource=http://www.nu.nl) [http://www.php.net/function.readfile]: failed to create stream: Inappropriate ioctl for device in /in/dSa9l on line 2