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How to Implement Java virtual functions

Source: Internet
Author: User
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There are virtual functions in Java, but there are no pointers. Then there may be such a problem. How does Java implement polymorphism?
In Java, there must be virtual functions, and if we do not declare it as final, it is a virtual function by default. vitual declaration is not required.
"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>.

I picked it online and noted it down.

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