3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function test($x){ $y = $x + 1; echo $y; } test('az');
based on p7959
Output for 7.1.0 - 7.2.0
Warning: A non-numeric value encountered in /in/6j44M on line 4 1
Output for 5.3.22 - 7.0.20
1