This book is divided into the following chapters and appendices:

Introduction 

This chapter introduces the Lua language and gives a brief overview of its purpose and history. It also introduces some programming concepts.

Expressions 

This chapters provides comprehensive coverage of expressions, operators and types.

Statements 

This chapter describes the statements available in Lua.

Functions 

This chapter explains the purpose and usage of functions and describes the syntax for function definitions.

Tables 

This chapter covers table constructors, metatables, iterators and sorting.

Standard libraries 

This chapter describes the functionality offered by the standard libraries.

Appendix: Software testing 

This appendix gives information about testing programs written in Lua.

Glossary 

This glossary contains accurate definitions of all significant terms used in the book and relevant to the subject.

Index 

This index contains a list of all the topics and functions covered in the book and references to the locations in the book where these topics and functions are described.