3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $_ = 'A'; $_[0]++; echo $_;
Output for 7.1.0
Fatal error: Uncaught Error: Cannot increment/decrement string offsets in /in/hevnD:3 Stack trace: #0 {main} thrown in /in/hevnD on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.14
Fatal error: Uncaught Error: Cannot increment/decrement overloaded objects nor string offsets in /in/hevnD:3 Stack trace: #0 {main} thrown in /in/hevnD on line 3
Process exited with code 255.
Output for 4.3.2 - 5.6.28, hhvm-3.10.0 - 3.12.0
Fatal error: Cannot increment/decrement overloaded objects nor string offsets in /in/hevnD on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot increment/decrement overloaded objects nor string offsets in /in/hevnD on line 3