Was bedeutet polymorphie in Java?
Polymorphie oder Polymorphismus (griechisch für Vielgestaltigkeit) ist ein Konzept in der objektorientierten Programmierung, das ermöglicht, dass ein Bezeichner abhängig von seiner Verwendung Objekte unterschiedlichen Datentyps annimmt.
Was ist dynamische Polymorphie?
Dynamische Polymorphie Bei der dynamischen Polymorphie werden in mehreren Klassen einer Vererbungslinie gleiche, d.h. mit identischen Signaturen versehene Methoden unterschiedlich implementiert, sodass zur Laufzeit entschieden werden muss, welche der Methoden ausgeführt wird.
What is polymorphism in Java?
Polymorphism in Java. The word polymorphism means having many forms. In simple words, we can define polymorphism as the ability of a message to be displayed in more than one form. Real life example of polymorphism: A person at the same time can have different characteristic. Like a man at the same time is a father, a husband, an employee.
What is runtimeruntime polymorphism in Java?
Runtime Polymorphism in Java. In this process, an overridden method is called through the reference variable of a superclass. The determination of the method to be called is based on the object being referred to by the reference variable.
How to achieve polymorphism using operator overloading in Java?
Let’s see how we can achieve polymorphism using operator overloading. The + operator is used to add two entities. However, in Java, the + operator performs two operations. 1. When + is used with numbers (integers and floating-point numbers), it performs mathematical addition.
What is run-time polymorphism?
Run-Time Polymorphism is a procedure where the program execution takes place during Run-Time. Here, the resolution of an overriding happens in the execution stage. There are two occurrences of Run-Time Polymorphism.