原型模式

原型模式深拷贝和浅拷贝name=$name;$this->age=$age;}publicfunctiondisplay(){print_r($this->name."\n");print_r($this->age."\n");}publicfunctioncopy(){returnclone$this;}}//main$p1=newPeople('张三',23);$p1->display();$p2=$p1->copy();$p2->name='李四';$p2->显示();