code: public function stats(){
  		$stats = 'Execution: '.number_format((microtime(true) - START),5);
  		if(is_callable(array('Db','getQueryCount')))
  			$stats .= ' | Queries: '.Db::_get()->getQueryCount();
  		$stats .= ' | Memory: '.number_format((memory_get_usage()/1024/1024),2).'MB';
  		return $stats;
  	}
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