3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); function f(float $f = 'abc') { echo $f; } f();
based on r2mHN
Output for 7.0.0 - 7.0.1
Fatal error: Default value for parameters with a float type hint can only be float, integer, or NULL in /in/B6sEP on line 5
Process exited with code 255.
Output for 5.3.21 - 5.6.16
Warning: Unsupported declare 'strict_types' in /in/B6sEP on line 3 Fatal error: Default value for parameters with a class type hint can only be NULL in /in/B6sEP on line 5
Process exited with code 255.