Online PHP editor | output for j9AmJ

<?php namespace App\Classes; class EmailSubjectBase { protected $lead; protected $fetchedJobs; public function setLead($lead) { $this->lead = $lead; } public function setFetchedJobs($fetchedJobs) { $this->fetchedJobs = $fetchedJobs; } } class DynamicEmailSubject extends EmailSubjectBase { public function fillAndGet($subject) { dd($this->lead); $newSubject = str_replace($this->getAvailableDynamicPlaceholders(), $this->getDynamicPlaceHolderValues(), $subject); return $newSubject; } private function getAvailableDynamicPlaceholders() { return ["keyword"]; } private function getDynamicPlaceHolderValues() { return [ count($this->fetchedJobs), $this->lead->keyword, $this->lead->location, $this->lead->keyword, $this->lead->firstname, ]; } } function dd($a) { var_dump($a); } $d = new DynamicEmailSubject; $d->setLead((object)["keyword"=>"a", "location"=>"b", "firstname"=>"c"]); $d->setFetchedJobs([]); $d->fillAndGet("keyword location");