Courses freeCodeCamp

Legacy JavaScript Algorithms and Data Structures V8

Legacy freeCodeCamp certification covering JavaScript fundamentals, DOM manipulation, OOP, functional programming, algorithmic thinking, localStorage, and working with APIs through interactive projects and certification challenges.

Beginner Level 🌐 EN

What you'll learn

  • Learn JavaScript fundamentals including variables, arrays, objects, loops, functions, and the DOM
  • Practice algorithmic thinking and debugging with interactive, project-based lessons
  • Explore OOP, functional programming, recursion, and advanced array methods
  • Work with browser features like localStorage and fetch data from APIs
  • Complete certification projects such as palindrome checker, cash register, and more

Skills you'll gain

  • Understand core JavaScript syntax and programming concepts
  • Manipulate the DOM and handle user interactions in the browser
  • Apply OOP and functional programming patterns in JavaScript
  • Use recursion, regular expressions, and advanced array methods
  • Work with localStorage, fetch APIs, and asynchronous JavaScript
  • Build and complete multiple JavaScript projects and certification challenges

Prerequisites

  • Basic familiarity with using a web browser
  • Optional: introductory knowledge of HTML and CSS

Who this course is for

  • Beginners learning JavaScript for the first time
  • Developers who want to practice algorithms and data structures in JavaScript
  • Learners who prefer project-based, interactive coding exercises
Free
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Provider

freeCodeCamp

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