批改状态:合格
老师批语:
<?phpinterface iPerson{const NAME = '人类';public function name ();public function age ();public function sex ();}class Person implements iPerson{public $name;public $age;public $sex;public function __construct(string $name, int $age, string $sex){$this->name = $name;$this->age = $age;$this->sex = $sex;}public function name () : string{return "我的名字是:{$this->name},";}public function age () : string{return "性别:{$this->sex},";}public function sex () : string{return "年龄:{$this->age}。";}}$p = new Person('张三', 25, '男');echo $p->name().$p->age().$p->sex();
<?phpabstract class aFunction{const FUNCTION = '功能';abstract public function eat ();abstract public function say ();abstract public function work ();}class aPerson extends aFunction{public function eat (){return '每个人都需要吃饭';}public function say (){return '每个人都会说话';}public function work (){return '每个人都需要工作';}}$ap = new aPerson;echo "每一个人类都具备的".aPerson::FUNCTION.":{$ap->eat()},{$ap->say()},{$ap->eat()}。";
抽象类:
接口
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