$this->employeeid = $employeeid; } function getEmployeeID() { return $this->employeeid; } // 为$tiecolor 定义一个设置方法和一个获取方法 function setTieColor($tiecolor) { $this->tiecolor = $tiecolor; } function getTieColor() { return $this->tiecolor; } } // 新建一个Corporae_Drone对象 $drone1 = new Corporate_Drone(); // 设置$dronel的employeeid属性 $drone1->setEmployeeID("12345"); // 设置$drone1的tiecolor属性 $drone1->setTieColor("red"); // 克隆$drone1对象 $drone2 = clone $drone1; // 设置$drone2的employeeid属性 $drone2->setEmployeeID("67890"); // 输出$drone1 和 $drone2 的employeeid属性 printf("Drone1 employeeID: %d<br/>", $drone1->getEmployeeID()); printf("Drone1 tiecolor: %s<br/>", $drone1->getTieColor()); printf("Drone2 employeeID: %d<br/>", $drone2->getEmployeeID()); printf("Drone2 tiecolor: %s<br/>", $drone2->getTieColor());