In Java, all function definitions must be inside classes. We also call functions methods. Let’s look at an example method public class Main { public static void foo() { // Do something here } } foo is a method we defined in class Main. Notice a few things about foo .
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There are two types of methods in Java: Predefined Method. User-defined Method.
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Static methods : A static method is a method that can be called and executed without creating an object. … Instance methods: These methods act upon the instance variables of a class. … Factory methods: A factory method is a method that returns an object to the class to which it belongs.
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