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<?php interface Bar { public function augment(); } abstract class Baz implements Bar { public function __construct($data) { $this->data = $data; $this->augment(); } } class Foo extends Baz { public function augment() { $this->data = strtoupper($this->data); } } $foo = new Foo('imlower');
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Creation of dynamic property Foo::$data is deprecated in /in/jsEYk on line 11

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