object in java
Objects: came from class, we can create multiple objects from a class
ArrayList<> list = new ArrayList<>();
Class refName OBJECT
each object has its own copy of instance variable
· declared outside the blocks or methods
Object: Instance of the class. We can store different data's to objects
Object Creation: with new keyword.
ClassName obj = new ExistingConstructor;java classes and objects
class Dog {
int age = 5;
public static void main(String[]args) {
Dog myObj = new Dog();
System.out.println(myObj.age);
}
}Copyright © 2021 Codeinu
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