What are wrapper classes?

Asked 14-Nov-2017
Updated 14-Nov-2017
Viewed 449 times

1 Answer


"Wrapper class in java"
In Java, a wrapper class is a mechanism that provides the facility to convert primitive data types into object and object into primitive data types. In other words, you can say that wrapper class is those class whose object is wrapped as a primitive data types.

Here is the list of Wrapper Classes.

Primitive DataType  Wrapper class
boolean  Boolean
char Character
byte Byte
short Short
int Integer
long   Long
float   Float
double double 
 What are wrapper classes?