3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo is_resource(fopen('http://www.youtube.com/')) ? 'OK' : 'NO';
based on 7MtgD
Output for 4.3.0 - 7.1.0
Warning: fopen() expects at least 2 parameters, 1 given in /in/jPsgf on line 3 NO