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Lesson: Object Basics and Simple Data Objects

The Life Cycle of an Object

Here, you will learn how to create and use objects of any type. This section also discusses how the system cleans up the object when it's no longer needed.

Characters and Strings

This section illustrates how to manipulate character data using the String and StringBuffer classes. It also teaches you about accessor methods and how the compiler uses Strings and StringBuffers behind the scenes.

Numbers

[PENDING]

Arrays

An array is an important data structure in any programming language. An array is a fixed-length structure that stores multiple values of the same type.

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