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What is the difference between overloading & overriding methods?

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تم إضافة السؤال من قبل Amr Ashraf Serag Eldin Ismail Tky Eldin , Full Stack Developer , US Legalization
تاريخ النشر: 2016/04/16
Muhammad Ali Makol
من قبل Muhammad Ali Makol , Mobile App Developer , TapmadTv

Method overloading deals with the notion of having two or more methods in the same class with the same name but different arguments. Method overriding means having two methods with the same arguments, but different implementations.

gautam tupe
من قبل gautam tupe , Infosys

Function overloading means same function name but parameter is different so that behaviour also different .the best real time example is employee.one employee works in differnet dipartment. Function Overriding means same function name and same parameter also but that behaviour is differnet. the best real time example is person. the person behaviour in office is differnet,the same person behaviour at home is different.                                                                                     

Maqthadar Khan
من قبل Maqthadar Khan , Software Development Lead , E2Open Private Limited

Overloading is an Compile/Static Binding mechanism in Java, where JVM is Sure @ compile time  which methods has to be called and the method is binded to the class. In Overloading mechanism , multiple methods can be written with method name  same but with different parameters in a single class.

Overriding  is an Dynamic  Binding mechanism in Java, where JVM  Decides @ runtime which class method has to be called based on object type. In Overriding mechanism, the methods name  and signature should be exactly same in more than one/Parent-Child  class.

Overloading is within the class and Overriding is in between/across the classes.

Abhiram G J
من قبل Abhiram G J , Intern

Method overloading is used to increase the readability of the program.

Method overriding is used to provide the specific implementation of the method that is already provided by its super class.

Sweta Pandey
من قبل Sweta Pandey , Business Analyst , V Logic Labs

Overloading means Polymorphism feature of Java. When we declare methods with the same name but with different parameters and return type.

 

Overriding is Inheritance feature of Java. We can implement the logic in different way but using only subclass of the return type,exception used in superclass. It is somewhat different from Overloading.

Junoor Khojani
من قبل Junoor Khojani

Method Overloading means selecting the best fitted method despite of same name for execution during runtime, depending on the argument that is pass along with the method call.

 

Method ovreridding means selecting the method of the inherited class or base class depending on the object creation of the base class or derived class.

Prathmesh Halgekar
من قبل Prathmesh Halgekar , Software Engineer , Larsen & Toubro Infotech

Method Overloading : It is compile time binding. Methods are binded to the class/objects at compile time.

Method Overriding : It is runtime binding. Until the program executes the method is not binded to a class/or its object. It is implemented internally using virtual pointers and virtual tables same as in C++.

 

Method Overloading since its compile time binding its faster than Overriden methods.

In a same class has two methods that have same name but parameters is different called OVERLOADING,and when base class inherit the super class and both class have same name and type it's called OVERRIDING.

Oerriding means overriding the same method with different implementations, overloading happens where there is a variation in the number of parameters in a method

Yazan Jum''ah
من قبل Yazan Jum''ah , Full Stack Developer , Qattous Group

Overload: A method that is repeated at least two time in the same class but with different parameter.

Override: A method that exists in more than one class, these classes are related to each others, like inheritance.

overloading methods :methods that has the same name but different arguments(parameters) overriding methods: method with the same name and parameters and edit its body

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