2 8 Wrapper Classes Integer DWjaHhZCqu8 - Complete Information & Details

Web Reference: Jan 25, 2026 · Each wrapper class encapsulates a corresponding primitive value inside an object (e.g., Integer for int, Double for double). Java provides wrapper classes for all eight primitive data types to support object-based operations. In this tutorial, we will learn about the Java Wrapper class with the help of examples. The wrapper classes in Java are used to convert primitive types (int, char, float, etc) into corresponding objects. The Integer class and Double class are wrapper classes that create objects from primitive types. The following Integer methods and constructors, including what they do and when they are used, are part of the Java Quick Reference.

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