---
title: "What are wrapper classes in java?"  
description: "What are wrapper classes in java?"  
author: "Sumit Kesarwani"  
published: 2014-03-26  
updated: 2020-09-15  
canonical: https://www.mindstick.com/interview/1939/what-are-wrapper-classes-in-java  
category: "java"  
tags: ["java"]  
reading_time: 1 minute  

---

# What are wrapper classes in java?

Primitive data types may be converted into object types by using the wrapper classes contained in the java.lang package.

Exampes : int, float, long, char, double

## Answers

### Answer by Sumit Kesarwani

Primitive data types may be converted into object types by using the wrapper classes contained in the java.lang package.

Exampes : int, float, long, char, double


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Original Source: https://www.mindstick.com/interview/1939/what-are-wrapper-classes-in-java

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