3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo file_get_contents('http://php.net/manual/en/function.exec.php');
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo for php.net failed: System error in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): Failed to open stream: php_network_getaddresses: getaddrinfo for php.net failed: System error in /in/dELtR on line 3
Output for 8.0.13 - 8.0.30
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): Failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/dELtR on line 3
Output for 8.0.0 - 8.0.12
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): Failed to open stream: php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/dELtR on line 3
Output for 5.5.33, 5.6.18 - 5.6.19, 7.0.4, 7.0.20, 7.1.5 - 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: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/dELtR on line 3
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.25
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): failed to open stream: php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/dELtR on line 3
Output for 5.5.24 - 5.5.32, 5.5.34 - 5.5.35, 5.6.8 - 5.6.17, 5.6.20 - 5.6.28, 7.0.0 - 7.0.3, 7.0.5 - 7.0.6, 7.1.0
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dELtR on line 3 Warning: file_get_contents(http://php.net/manual/en/function.exec.php): failed to open stream: php_network_getaddresses: getaddrinfo failed: Name or service not known in /in/dELtR on line 3

preferences:
179.33 ms | 403 KiB | 226 Q