JavaScript for Kids: A Playful Introduction to Programming

By Nick Morgan

JavaScript is the programming language of the net, the key sauce that makes the internet extraordinary, your favourite websites interactive, and on-line video games fun!

JavaScript for Kids is a lighthearted creation that teaches programming necessities via sufferer, step by step examples paired with humorous illustrations. you are going to start with the fundamentals, like operating with strings, arrays, and loops, after which movement directly to extra complex issues, like development interactivity with jQuery and drawing snap shots with Canvas.

Along the way in which, you are going to write video games resembling locate the Buried Treasure, Hangman, and Snake. you are going to additionally find out how to:

  • Create features to prepare and reuse your code
  • Write and adjust HTML to create dynamic net pages
  • Use the DOM and jQuery to make your websites react to person input
  • Use the Canvas point to attract and animate graphics
  • Program genuine user-controlled video games with collision detection and rating keeping

With visible examples like bouncing balls, lively bees, and racing vehicles, you could fairly see what you are programming. each one bankruptcy builds at the final, and programming demanding situations on the finish of every bankruptcy will stretch your mind and encourage your personal outstanding courses. Make anything cool with JavaScript today!

Ages 10+ (and their parents!)

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7 The constitution of a JavaScript software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . eight Syntax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 reviews . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 What You discovered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . eleven 2 information varieties and Variables thirteen Numbers and Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Naming Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 growing New Variables utilizing Math . . . . . . . . . . . . . . . . . . . . . . . . 19 Incrementing and Decrementing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 += (plus-equals) and – = (minus-equals) . . . . . . . . . . . . . . . . . . . . . . 22 Strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 becoming a member of Strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 discovering the size of a String . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Getting a unmarried personality from a String . . . . . . . . . . . . . . . . . . . . 26 slicing Up Strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 altering Strings to All Capital or All Lowercase Letters . . . . . . . 28 Booleans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Logical Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 evaluating Numbers with Booleans . . . . . . . . . . . . . . . . . . . . . . . . . 33 undefined and null . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 What You realized . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 three Arrays 39 Why in case you Care approximately Arrays? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty growing an Array . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty-one getting access to an Array’s components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty two surroundings or altering components in an Array . . . . . . . . . . . . . . . . . . . . . . . . . forty three blending facts forms in an Array . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty five operating with Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty six discovering the size of an Array . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty six including components to an Array . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty seven removal parts from an Array . . . . . . . . . . . . . . . . . . . . . . . . . . forty eight including Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 discovering the Index of a component in an Array . . . . . . . . . . . . . . . . . fifty two Turning an Array right into a String . . . . . . . . . . . . . . . . . . . . . . . . . . . . . fifty three valuable activities with Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . fifty four discovering Your manner domestic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . fifty four determination Maker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . fifty six making a Random Insult Generator . . . . . . . . . . . . . . . . . . . . . . . . fifty nine What You discovered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Programming demanding situations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty one no 1: New Insults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty one #2: extra subtle Insults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty one #3: Use + or subscribe to? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty one #4: becoming a member of Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty one four Objects 63 growing gadgets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty four Keys with out fees . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sixty five getting access to Values in items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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