The JavaScript Guide shows you how to use JavaScript and gives an overview of the language. If you want to get started with JavaScript or programming in general, consult the articles in the learning area. If you need exhaustive information about a language feature, have a look at the JavaScript reference.
Chapters
This Guide is divided into several chapters:
- Introduction
About this guide
About JavaScript
JavaScript and Java
ECMAScript
Tools
Hello World - Grammar and types
Basic syntax & comments
Declarations
Variable scope
Variable hoisting
Data structures and types
Literals - Control flow and error handling
- Loops and iteration
- Functions
Defining functions
Calling functions
Function scope
Closures
Arguments & parameters
Arrow functions - Expressions and operators
Assignment & Comparisons
Arithmetic operators
Bitwise & logical operators
Conditional (ternary) operator - Numbers and dates Number literals
- Text formatting
String literals
Stringobject
Template literals
Internationalization
Regular Expressions