METHOD OVERRIDING
When an instance method is written again with the same name, same number and type of parameters and same return type, in the sub-class as that of the parent-class/super-class, then this phenomenon is called as method overriding.
METHOD HIDING
It occurs in case of class-methods( also popularly known as static methods ). When any static-method is written again with the same name, same number and type of parameters and same return type, in the sub-class as that of the parent / super-class, then this phenomenon is called as method hiding.
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