3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $isset = 'isset'; var_dump($isset(null)); $empty = 'empty'; var_dump($empty(null));
Output for 7.0.0 - 7.1.10
Fatal error: Uncaught Error: Call to undefined function isset() in /in/fl479:5 Stack trace: #0 {main} thrown in /in/fl479 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function isset() in /in/fl479 on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: isset() in /in/fl479 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: isset() in /in/fl479 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: isset() in /in/fl479 on line 5