3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php trait Foo { protected $blah = 1; } class Bar { protected $blah = 2; use Foo; } var_dump((new Bar)->blah);
Output for 7.0.0 - 7.2.0
Fatal error: Bar and Foo define the same property ($blah) in the composition of Bar. However, the definition differs and is considered incompatible. Class was composed in /in/npBLX on line 7
Process exited with code 255.
Output for 5.4.12 - 5.6.28
Fatal error: Bar and Foo define the same property ($blah) in the composition of Bar. However, the definition differs and is considered incompatible. Class was composed in /in/npBLX on line 10
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/npBLX on line 3
Process exited with code 255.