3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php trait FooTrait { protected $foo = 'configuration'; abstract protected function bar(); protected function doThing() { return $this->foo; } } class Foo { use FooTrait; public function thing() { echo $this->doThing(); } } class Bar extends Foo { protected $foo = 'asdf'; public function thing() { echo $this->doThing(); } } $foo = new Foo(); $foo->thing(); $bar = new Bar(); $bar->thing();
Output for 7.0.0 - 7.1.0
Fatal error: Class Foo contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (Foo::bar) in /in/FMXnr on line 10
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Class Foo contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (Foo::bar) in /in/FMXnr on line 15
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/FMXnr on line 3
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/FMXnr on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/FMXnr on line 3
Process exited with code 255.