3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $Book = "The Cave of Amontillado\n"; echo strnlen($Book); ?>
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function strnlen() in /in/HeQZ5:3 Stack trace: #0 {main} thrown in /in/HeQZ5 on line 3
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Fatal error: Call to undefined function strnlen() in /in/HeQZ5 on line 3
Process exited with code 255.