3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo filter_var('127.0.0.1', FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE);
Output for 5.2.0 - 7.1.0
127.0.0.1
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function filter_var() in /in/00qbr on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: filter_var() in /in/00qbr on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: filter_var() in /in/00qbr on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: filter_var() in /in/00qbr on line 3