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<?php declare(strict_types = 1); class HelloWorld { use Help; public function sayHello(DateTimeImutable $date): void { $this->attachTag(); } } trait Help { public function attachTag( string $type = self::class ): void { var_dump($type); } } $hw = new HelloWorld(); $hw->attachTag();
Output for git.master, git.master_jit, rfc.property-hooks
string(10) "HelloWorld"

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