关于php继承的疑惑
- PHP code
<?phpclass A { [color=#FF0000]private[/color] $name = "Nciaer"; public function say() { echo $this -> name . "<br/>"; }}class B extends A { public $name = "Fansa";}$b = new B();$b -> say();?>输出结果:
Nciaer
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- PHP code
<?phpclass A { [color=#FF0000]public[/color] $name = "Nciaer"; public function say() { echo $this -> name . "<br/>"; }}class B extends A { public $name = "Fansa";}$b = new B();$b -> say();?>输出结果:
Fansa
为什么父类变量$name为public的时候,$b调用成员方法say()输出子类的$name;
当父类变量$name为private时,$b调用成员方法say()输出父类的$name;
[解决办法]
private 私有的
怎么能被继承呢?