3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = new \StdClass; $foo->{6} = 'bar'; unset($foo->{6}); var_dump($foo);
Output for 5.3.0 - 7.1.0
object(stdClass)#1 (0) { }
Output for 5.0.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/fBCU3 on line 3 object(stdClass)#1 (0) { }
Output for 4.3.3 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/fBCU3 on line 3 Fatal error: Property name must be a string in /in/fBCU3 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.2
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/fBCU3 on line 3
Process exited with code 139.