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run code in 150+ php & hhvm versions
Bugs & Features
<?php trait Foo { use Foo { ff as abc; } private function a() { return 'sf';} public function ff() { return '2424';}} class Bar {use Foo; } class An extends Bar { use Foo; public $var; } var_dump((new An())->abc());
based on f3P99
Output for 5.4.0 - 5.4.10, 5.4.13 - 5.6.28, 7.0.0 - 7.1.0
string(4) "2424"
Output for hhvm-3.12.0
Fatal error: Uncaught Error: Unknown trait 'Foo' in /in/aej1E:2 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Fatal error: Unknown trait 'Foo' in /in/aej1E on line 2
Process exited with code 255.
Output for 5.4.11 - 5.4.12
Fatal error: Trait method ff has not been applied, because there are collisions with other trait methods on Bar in /in/aej1E on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/aej1E on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/aej1E on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/aej1E on line 2
Process exited with code 255.