3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $foo = -2.334; $a = round(foo() - $c, 2); $a = +$a;
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function foo() in /in/dNZ26:3 Stack trace: #0 {main} thrown in /in/dNZ26 on line 3
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Fatal error: Call to undefined function foo() in /in/dNZ26 on line 3
Process exited with code 255.