_19/10/24_new and instanceof Operators in Java: A Comprehensive Guide
Learn about the fundamental concepts of the new and instanceof operators in Java. This video tutorial will cover the following topics:
new Operator:
Definition and purpose
Creating objects using new
Dynamic memory allocation
instanceof Operator:
Definition and purpose
Checking object type compatibility
Using instanceof with inheritance
Examples and best practices
Through clear explanations, code examples, and practical demonstrations, this video will help you master the use of the new and instanceof operators in your Java programs.
new Operator
In Java new is a keyword, which we use for allocating memory into Heap dynamically for an object of a class.
Object creation with new keyword.
new is a keyword which is dedicated to dynamic memory allocation in Heap for specified object
instanceof operator
instanceof is a keyword in Java which is used to check whether an object is an instance of a specified type or not. Here the result is always a boolean type of value.
Note:
In order to apply instanceof operator between two different types of objects there must be a super and sub relation between them.