Refactor Academy
  • First JavaScript Code
  • JavaScript
  • Course Overview
  • Tools
  • Introduction to Code
  • Variables & Data Types
  • Explore Variables & Data Types
  • Understand Variables & Data Types
  • Properties and Methods
  • Explore Properties and Methods
  • Understand Properties and Methods
  • Strings
  • Explore Strings
  • Understand Strings
  • Numbers and Math
  • Explore Numbers and Math
  • Understand Numbers
  • Understand Math
  • Booleans
  • Explore Booleans
  • Understand Booleans
  • Control Flow
  • Explore Control Flow
  • Understand Control Flow
  • Loops
  • Explore Loops
  • Understand Loops
  • Functions
  • Explore Functions
  • Understand Functions
  • Arrays
  • Explore Arrays
  • Understand Arrays
  • Objects
  • Explore Objects
  • Understand Objects
  • Function in an Object
  • Explore Function in an Object
  • Understand Function in an Object


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    • First JavaScript Code
    • JavaScript
    • Course Overview
    • Tools
    • Introduction to Code
    • Variables & Data Types
    • Explore Variables & Data Types
    • Understand Variables & Data Types
    • Properties and Methods
    • Explore Properties and Methods
    • Understand Properties and Methods
    • Strings
    • Explore Strings
    • Understand Strings
    • Numbers and Math
    • Explore Numbers and Math
    • Understand Numbers
    • Understand Math
    • Booleans
    • Explore Booleans
    • Understand Booleans
    • Control Flow
    • Explore Control Flow
    • Understand Control Flow
    • Loops
    • Explore Loops
    • Understand Loops
    • Functions
    • Explore Functions
    • Understand Functions
    • Arrays
    • Explore Arrays
    • Understand Arrays
    • Objects
    • Explore Objects
    • Understand Objects
    • Function in an Object
    • Explore Function in an Object
    • Understand Function in an Object

    JavaScript

    JavaScript

    What is JavaScript?

    JavaScript is the de facto programming language of the web.

    The History of JavaScript

    JavaScript was written in ten days by Brendan Eich in 1995. It was originally written as a language for the NetScape web browser.

    Why learn JavaScript?

    1. JavaScript was built and improved with the web in mind.
    2. It is the most popular programming language.
    3. You can use JavaScript in many places: mobile apps, desktop apps, robots and more.
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    First JavaScript Code
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    Course Overview
      CONTENTS
    • JavaScript