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Introduction: Welcome! This tutorial page will teach you about the "Return" keyword in Java. What is a 'keyword'? A keyword is a word which already has a set/pre-defined action within Java. For example; public is a keyword which allows other classes to access the public variable or function/method. So, what does the "Return" do? Return is used to send a value back from a method or function to the...
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Introduction: Welcome, this page will teach you about Arrays within Java. What is an Array? An array is a variable which holds more than one value, in effect, it's a list of values attached to a variable name. When are Arrays Used? Arrays are very useful for holding lists of values for certain scripts. For example; holding the id of each button that has been activated within a game. Once a button...
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Introduction: Hello, this page will teach you about another two types of Operators in Java, Arithmetic and Unary. Arithmetic Operators - What are they? Arithmetic Operators are symbols used to perform a mathematical sum. There are five types of these: + Add - Subtract / Division * Multiplication % Modular/Remainder All of these operators have clear uses for anyone with basic knowledge of Math...
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Introduction: Hello. In this tutorial you will learn about the if, else and else if statements. When are these statements used? The if statement is used to check if certain conditions are true. For example, just like we would say in English, if the time of day is noon we should eat lunch, else we shouldn't. So, what is else if? Since the if statement is used to check if certain conditions are...
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Introduction: Hello! This tutorial will teach you about variables. What are variables? Variables are pieces of data which are used to store more data. Every variable has a type, a name and a value; if the variable does not have a value then its value is 'null' or 'nothing'. What types can variables be? There are a few different types of variable, the most common ones being: - String - Double -...
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This tutorial will teach you how to understand what are the variables in java. A data type refers to the type of data that can be stored in a variable, means that a variable needs a data type to save space in the memory for allocation. So, now let's start this tutorial! 1. Open JCreator or NetBeans and make a java program with a file name of variables.java. 2. Now, we will initialize variables...
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Introduction: This tutorial will cover integer variables in PHP. What is a variable? A variable is a piece of information which holds a value. Each variable has a type and a reference name. The value of a variable will depend on the type for that particular variable. What types can a variable be? There are a few different basic types of variable which include; Strings Booleans Integers Strings...