Java中有虚函数,但是没指针,那也许会有这样的问题,那java是怎么实现多态的?
java中可以肯定是有虚函数的,而且我们假如不申明为final形他默认就是虚函数.不用vitual申明.
"In Java, you do not need to declare a method as virtual. Dynamic binding is the default behavior. If you
do not want a method to be virtual, you tag it as final"--from <core java2 :volum I>.
java中可以肯定是有虚函数的,而且我们假如不申明为final形他默认就是虚函数.不用vitual申明.
"In Java, you do not need to declare a method as virtual. Dynamic binding is the default behavior. If you
do not want a method to be virtual, you tag it as final"--from <core java2 :volum I>.
网上摘来的，记下了就是我的哈哈哈