3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $strings = array("0001","0000","0010"); $length = len($strings[0]);
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function len() in /in/nN0iU:3 Stack trace: #0 {main} thrown in /in/nN0iU on line 3
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function len() in /in/nN0iU on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: len() in /in/nN0iU on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: len() in /in/nN0iU on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: len() in /in/nN0iU on line 3