Primitive wrapper class in Java: Difference between revisions

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Revision as of 05:09, 14 November 2014

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{{tone|date=November 2014}}

A '''primitive - wrapper class''' in the [[Java (programming language)|Java]] and [[ActionScript]] programming languages is one of eight classes provided in the {{Javadoc:SE|package=java.lang|java/lang}} [[Java package|package]] to provide [[object-oriented programming|object]] [[Method (computer science)|methods]] for the eight [[primitive type]]s. All of the primitive wrapper classes in Java are [[immutable object|immutable]]. [[Java Platform, Standard Edition|J2SE]] 5.0 introduced [[Boxing (computer science)#Autoboxing|autoboxing]] of primitive types into their wrapper object, and automatic unboxing of the wrapper objects into their primitive value—the implicit conversion between the wrapper objects and primitive values.