// 定义接口 interface iUsb { public function start(); } // 相机实现usb功能 class Camera&nbs...
abstract class Animal//有抽象方法必然是抽象类 { protected $name; public abstract function cry();...
echo '<br/>当前行:'.__line__; echo '<br/>当前文件路劲:'.__file__; echo '<br/&...
class Student { public function Test0() { echo "执行了无参数的方法"; } publi...
// 创建父类 class Person { private $id; public function GetId() { return $this-&...
class Student { public static function Hi() { echo "你好!"; } } Student::Hi...
class Student { public $Name; public static $num&...
class Student { public $Name; function __construct($Name) { $this->Name = $Name...
定义一个类:class Student { public $Name; public function...
传统的构造函数:class Student{ public $Name; public $Sex; //默认是public public function Studen...
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