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 vote155 views1 answer
Jax-RS PUT annotation
Java
0 vote146 views1 answer
Vue input pre initial value
Java
0 vote166 views1 answer
Boxing and unboxing in java pdf
Java
0 vote180 views1 answer
Could not determine java version from
Java
0 vote156 views1 answer
Java india
Java
0 vote202 views1 answer
Glide dependency android java
Java
0 vote166 views1 answer
Javafx stage always on top
Java
24 votes150 views4 answers
Last char in string java
Java
3 votes157 views1 answer
Howow to use font object Java
Java
0 vote161 views1 answer
Start async task android
Java