3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php namespace One { trait foo { static $bar = []; public static function a() { } } } namespace Two { use One\foo as OneFoo; trait foo { use OneFoo; public static function a() { $bar[] = 'qux'; } } } namespace Three { class qux { use \One\foo; public static function a() { \Two\bat::a(); } } class bing extends qux { use \Two\foo; } } namespace { \Three\bing::a(); }
based on YZk4q
Output for 7.2.0
Fatal error: Three\qux and Two\foo define the same property ($bar) in the composition of Three\bing. However, the definition differs and is considered incompatible. Class was composed in /in/ZF9ii on line 33
Process exited with code 255.
Output for 7.0.0 - 7.1.10
Output for 5.6.7 - 5.6.28
Strict Standards: Three\qux and Two\foo define the same property ($bar) in the composition of Three\bing. This might be incompatible, to improve maintainability consider using accessor methods in traits instead. Class was composed in /in/ZF9ii on line 35
Output for 5.4.2 - 5.5.35
Fatal error: Three\qux and Two\foo define the same property ($bar) in the composition of Three\bing. However, the definition differs and is considered incompatible. Class was composed in /in/ZF9ii on line 35
Process exited with code 255.
Output for 5.3.17 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/ZF9ii on line 3
Process exited with code 255.