JavaScript Basics

This chapter goes through the basics of the JavaScript programming language.

• 2-1. Basic data types and control structures
  • numbers, strings, conversion, selection and looping
• 2-2. Arrays
  • create an array, array index, basic methods
• 2-3. Functions
  • function declaration, variable scope
• 2-4. Objects as data structure
  • model data by mixing arrays and objects
• 2-5. Functions, as objects and callbacks
  • function expression, arrow function, passing function objects into and out of functions
• 2-6. Objects with methods
  • Object literal
  • methods, this
• 2-7. Some built-in class: Collections and iterable objects
  • built-in classes: Array, Date, Map
  • define class

There are lots of free JavaScript tutorials, books and reference material on the web. Below are some of my favourites:

• JavaScript for impatient programmers
• The Modern JavaScript Tutorial (with both English and Chinese versions)
• Mozilla reference