3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $_ = 'A'; $_[0] += 2; echo $_;
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught Error: Cannot use assign-op operators with string offsets in /in/Pt8gW:3 Stack trace: #0 {main} thrown in /in/Pt8gW on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Fatal error: Uncaught Error: Cannot use assign-op operators with overloaded objects nor string offsets in /in/Pt8gW:3 Stack trace: #0 {main} thrown in /in/Pt8gW on line 3
Process exited with code 255.
Output for 4.3.2 - 5.6.28
Fatal error: Cannot use assign-op operators with overloaded objects nor string offsets in /in/Pt8gW on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot use assign-op operators with overloaded objects nor string offsets in /in/Pt8gW on line 3