Question

defind wrapper classes in java ​

Answer 1

Explanation:

JavaObject Oriented ProgrammingProgramming. A Wrapper class is a class which contains the primitive data types (int, char, short, byte, etc). In other words, wrapper classes provide a way to use primitive data types (int, char, short, byte, etc) as objects. These wrapper classes come under java. util package.

Answer 2

Answer:

Wrapper classes are the part of java's standard library java.lang, which encapsulate the basic fundamental data types in them and provide functions to manipulate data types .They represent the primitive data types such as int, char ,double etc as object