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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 place where it was called. The type of value to return depends on the type of method the return keyword is encased in.

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.

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.

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 true and else is for the opposite, what else do we need? To be able to check multiple times if certain conditions are true, but not the same.

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 - Int (Integer) - Long - Boolean A string is a piece of text containing letters, numbers and symbols.

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.