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