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<?php trait TestTrait { private function baz() { return 'Hello World'; } } class Foo { use TestTrait; public function __construct() { echo $this->baz(); } } abstract class A { const __default = null; public function __construct() { $class = get_class($this); var_dump(__CLASS__); $r = new ReflectionClass($class); $constants = $r->getConstants(); var_dump($constants); } } class B extends A { const __default = self::A; const A = 'a'; const B = 'b'; } class C extends B { const __default = self::C; const A = 'A'; const C = 'c'; } //$enum = new C(); $foo = new Foo();

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