3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $_SERVER('HTTP_USER_AGENT'); ?>
based on lXMZe
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Function name must be a string in /in/Sau1p:2 Stack trace: #0 {main} thrown in /in/Sau1p on line 2
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Fatal error: Invalid callable (array) in /in/Sau1p on line 2
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Function name must be a string in /in/Sau1p on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Notice: Array to string conversion in /in/Sau1p on line 2 Fatal error: Call to undefined function: array() in /in/Sau1p on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Notice: Array to string conversion in /in/Sau1p on line 2 Fatal error: Call to undefined function: array() in /in/Sau1p on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Array to string conversion in /in/Sau1p on line 2 Fatal error: Call to undefined function: array() in /in/Sau1p on line 2