3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $n = 3; $middle = (pow($n, 2) + 1) / 2; echo $middle; }
based on 2At7O
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '}', expecting end of file in /in/s6Af9 on line 6
Process exited with code 255.
Output for 5.3.21 - 5.6.17
Parse error: syntax error, unexpected '}' in /in/s6Af9 on line 6
Process exited with code 255.