Spec-Zone .ru
спецификации, руководства, описания, API
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Every object is either a reference or primitive type. Reference types all inherit from
java.lang.Object
. Classes, enums, arrays, and interfaces are all reference types. There is a fixed set of primitive types: boolean
, byte
, short
, int
, long
, char
, float
, and double
. Examples of reference types include
java.lang.String
java.lang.Double
java.io.Serializable
javax.swing.SortOrder
For every type of object, the Java virtual machine instantiates an immutable instance of
java.lang.Class
Class
Class
Class