3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class db_driver {} $array = new std; $encode = (serialize($array)); echo $encode, PHP_EOL; echo base64_encode(gzcompress($encode)), PHP_EOL, PHP_EOL, PHP_EOL;
Output for 7.0.0 - 7.2.8
Fatal error: Uncaught Error: Class 'std' not found in /in/eVH6X:2 Stack trace: #0 {main} thrown in /in/eVH6X on line 2
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Class 'std' not found in /in/eVH6X on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: std in /in/eVH6X on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: std in /in/eVH6X on line 2