What is wrapper class in Java?
Posted On: Jun 25, 2024
In Java, a wrapper class is a class that wraps (or "encapsulates") a primitive data type so that it can be used as an object. Java provides a wrapper class for each of the eight primitive data types:
- Byte
- Short
- Integer
- Long
- Float
- Double
- Character
- Boolean
For example, the wrapper class for the int primitive data type is Integer, the wrapper class for the char primitive data type is Character, and so on.
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