Overloading of method
1 .In a class, we can define a series of methods with the same method name and different parameter lists. This syntax is called method (OverLoad).
Example：
2 .Syntax requires
(1) the same method nam.
(2) the number, order and type of formal parameter lists are different.
(3) the return value type, modifier and exception are not required.
Example：public void m(int a)public void m(int b)Are the above two methods overloaded with methods?
Answer: The two methods only have different parameter names, which is not an overload of methods.