> 原文出處：http://gitbookio.gitbooks.io/javascript/content/index.html
# Learn Javascript
This book will teach you the basics of programming and Javascript. Whether you are an experienced programmer or not, this book is intended for everyone who wishes to learn the JavaScript programming language.
JavaScript (*JS for short*) is the programming language that enables web pages to respond to user interaction beyond the basic level. It was created in 1995, and is today one of the most famous and used programming languages.
- Introduction
- Basics
- Comments
- Variables
- Types
- Equality
- Numbers
- Creation
- Basic Operators
- Advanced Operators
- Strings
- Creation
- Concatenation
- Length
- Conditional Logic
- If
- Else
- Comparators
- Concatenate
- Arrays
- Indices
- Length
- Loops
- For
- While
- Do...While
- Functions
- Declare
- Higher order
- Objects
- Creation
- Properties
- Mutable
- Reference
- Prototype
- Delete
- Enumeration
- Global footprint