关于PHP读取时间号码有关问题

public function pai3(&$actionNo, &$actionTime, $time=null){
		$this->setTimeNo($actionTime, $time);
		//echo $actionTime,' ',date('Y-m-d H:i:s', $time);
		if($actionTime >= date('Y-m-d H:i:s', $time)){
			$actionNo = date('Yz', $time)-6;
		}else{
			$actionNo = date('Yz', $time)-6;
			$actionTime=date('Y-m-d 18:30', $time);
		}
	}

public function pai3(&$actionNo, &$actionTime, $time=null){
		$this->setTimeNo($actionTime, $time);
		//echo $actionTime,' ',date('Y-m-d H:i:s', $time);
		$year = date('Y', $time);
		$day = str_pad(date('z',$time),3,'0',STR_PAD_LEFT);
		$times = $year.$day;
		if($actionTime >= date('Y-m-d H:i:s', $time)){
			
			$actionNo = $times-6;
		}else{
			$actionNo = $times-6;
			$actionTime=date('Y-m-d 18:30', $time);
		}
	}