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<?php class Go { public function if (bool $cond): Go { return $this; } public function then(callable $func): Go { return $this; } } $go = (new Go)->if(5 > 3)->then(function () {echo 'YAY!';}); var_dump($go);
Output for git.master, git.master_jit, rfc.property-hooks
object(Go)#1 (0) { }

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