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<?php class DriverBaseService { private static $instance; public static function getInstance() { if(empty(self::$instance)) { self::$instance = new self(); } return self::$instance; } public function test() { echo __CLASS__; } } class DriverService extends DriverBaseService { } DriverService::getInstance()->test();
Output for git.master, git.master_jit, rfc.property-hooks
DriverBaseService

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