Java - String Class

Strings, which are widely used in Java programming, are a sequence of characters. In the Java programming language, strings are objects. ...

Java - Character Class

Normally, when we work with characters, we use primitive data types char. Example: char ch = 'a'; // Unicode for uppercase Gre...

Java - Numbers Class

Normally, when we work with Numbers, we use primitive data types such as byte, int, long, double, etc. Example: int i = 5000; float g...

Java Decision Making

There are two types of decision making statements in Java. They are: if statements switch statements The if Statement: An if stateme...

Java Loops - for, while and do...while

There may be a situation when we need to execute a block of code several number of times, and is often referred to as a loop. Java has very...

Java Basic Operators

Java provides a rich set of operators to manipulate variables. We can divide all the Java operators into the following groups: Arithmetic ...

Java Modifier Types

Modifiers are keywords that you add to those definitions to change their meanings. The Java language has a wide variety of modifiers, incl...

Java Variable Types

A variable provides us with named storage that our programs can manipulate. Each variable in Java has a specific type, which determines th...

Java Basic Data Types

Variables are nothing but reserved memory locations to store values. This means that when you create a variable you reserve some space in ...

Java - Objects and Classes

Java is an Object-Oriented Language. As a language that has the Object Oriented feature, Java supports the following fundamental concepts:...

Java Basic Syntax

When we consider a Java program it can be defined as a collection of objects that communicate via invoking each other's methods. Let us...

Java Environment Setup

Try it Option Online You really do not need to set up your own environment to start learning Java programming language. Reason is very s...