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run code in 300+ PHP versions simultaneously
<?php trait FooTrait { abstract public function flashMessage($message); public function successMessage() { $this->flashMessage('foo'); } } class BarPresenter { public function flashMessage($message) { var_dump($message); } } class FooPresenter extends BarPresenter { use FooTrait; } $foo = new FooPresenter(); $foo->successMessage();
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(3) "foo"

preferences:
189.76 ms | 404 KiB | 224 Q