Java - (Primitive|Native) Data Type

Java Conceptuel Diagram


Java has a fixed set of primitive types:

They can also be used in a wrapper class in order to enhance the functionalities.

Documentation / Reference

Discover More
Java Conceptuel Diagram
How to use the Switch expression (case) in Java?

This article is the implementation of the Switch branching statement in Java primitive typeenumcaseintInteger The value switch is supported. Java does not support expression switch, you should...
Card Puncher Data Processing
JPA - Column Mapping

This article is the mapping of a column without relationship Every JPA entity must have a primary key. A basic attribute is one where the attribute class (datatype) is a simple type such as: ...
Card Puncher Data Processing
JPA - Primary Key (@Id, @IdClass, )

Every JPA entity must have a primary key. A primary key corresponds to one or more fields or properties (“attributes”) of the entity class. A simple (i.e., non-composite) primary key must correspond...
Java Conceptuel Diagram
Java - (Class|Object|Member) (Initialization|Instantiation)

Class (Initialization|Instantiation) in java. During an class initialization: Java's class loader loads the main method Java's byte code verifier verifies the class. The first initialization...
Java Conceptuel Diagram
Java - (Data Type|Type)

data type in the java world. The Java programming language is statically-typed, which means that all variables must first be declared before they can be used. The language supports four kinds...
Java Conceptuel Diagram
Java - (Method|Functions)

A function that belong to an object is called a methods. A static method is then a sort of function. Methods: operate on an object's internal state and serve as the primary mechanism for object-to-object...
Java Conceptuel Diagram
Java - Array

in Java. Arrays implement most of the List operations, but not remove and add. They are “fixed-size” Lists. An array is a container object that holds : a fixed number of values of a single...
Java Conceptuel Diagram
Java - Character (char)

character in java. There is two type: char which is a primitive type java/lang/CharacterCharacter which is a primitive wrapper around a char primitive and adds functionalities such as the possibility...
Java Conceptuel Diagram
Java - Greater than Operator

The greater than operator (>) The greater than operator (>) appliesonly to primitive types such as short, int, double, long, float, byte, and char. To compare objects, use a type parameter...
Java Conceptuel Diagram
Java - Integer

integer data type in Java. int (or Integer) is the 32 bit implementation of an integer. Java can also store an integer on 64 bit with a long. An integer in java is a sub-class of number They are...

Share this page:
Follow us:
Task Runner