Upcasting in java

Upcasting is a type of object typecasting in which a child object is typecasted to a parent class object. By using the Upcasting, we can easily access the variables and methods of the parent class to the child class. Here, we don't access all the variables and the method. We access only some specified variables and methods of the child class. Upcasting is also known as Generalization and Widening.

Upcasting and downcasting in java

A process of converting one data type to another is known as Typecasting and Upcasting and Downcasting is the type of object typecasting. In Java, the object can also be typecasted like the datatypes. Parent and Child objects are two types of objects. So, there are two types of typecasting possible for an object, i.e., Parent to Child and Child to Parent or can say Upcasting and Downcasting.

Similar codes

0 vote281 views2 answers
How to turna date into a LocalDateTime java
Java
0 vote349 views1 answer
Spring boot MVC config
Java Spring
0 vote282 views1 answer
Do switch statement always run default java
Java
1 vote317 views1 answer
Java robot left click
Java
2 votes305 views1 answer
Using bitwise and in java
Java
0 vote277 views1 answer
Most common exceptions in java
Java
0 vote355 views2 answers
Spring boot base url
Java Spring
0 vote353 views1 answer
Java: cannot access javax.naming.Referenceable class file for javax.naming.Referenceable not found
Java
1 vote276 views2 answers
Android unit testing
Java
1 vote273 views1 answer
Override tostring
Java