Essential JavaScript six-page laminated guide with core statements, variables, arrays, conditionals, loops, operators, functions, event handling and more for support of beginners who are learning, and experts as a handy quick reference. Author Robin Nixon worked with computers in the 80s and started developing websites in the 90s becoming an expert and writing over 40 programming books and over 500 articles for top computer magazines. With his expertise in the field and writing to his audience in our succinct and organized QuickStudy format, this reference has more quality actionable facts per page than any book or website. Designed for quick access to the facts you need, this inexpensive tool has been a best seller for over 10 years and is an easy add to your programming toolbox. As our programming reference guides climb in sales to best-selling status, it is clear that print is not dead and this handy desktop tool does the trick.
6 page laminated reference Includes:

• Statements & Comments
• Variables
• Arrays
  • Numeric & Associative Arrays
• Data types
• Escape characters
• Conditionals
  • Ternary Operator
• Loops
• Labels
• Operators
  • Arithmetic, Comparison, Logical
  • Assignment, String
  • Nullish Coalescing ( ), Optional Chaining (?.)
  • The typeof Operator, The delete Operator
  • Spread (...)
  • The in Operator, The instanceof Operator
  • The void Operator
  • Bitwise
• Template literals
• Functions
• Classes
  • Methods
  • Private Fields
  • Getters & Setters
• Scope & Reference
• Inheritance
• Exception Handling
• Event Handling
  • Adding Event Listeners
  • Removing Event Listeners
  • Event Objects
  • Common Events
• Asynchronous javascript
  • Callbacks
  • Promises
• Manipulating CSS
• Document object model
  • Accessing DOM Elements
  • Manipulating DOM Elements
• Regular expressions
• Flags
• Using Map & Set