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Learn moreIntro to JavaScript
Free Course
Fundamentals of the JavaScript Syntax
Estimated time
Approx. 2 Weeks
Skill level
Beginner
Prerequisites
See prerequisites in detail
About this course
Learn the fundamentals of JavaScript, the most popular programming language in web development.
What you will learn
Lesson 1: What is JavaScript?
- Explore the quirky history of the JavaScript language
- Learn how to use the JavaScript console and write your first line of JavaScript code
Lesson 2: Data Types & Variables
- Use a variety of data types to represent data in your code
- Learn how to store data using variables
Lesson 3: Conditionals
- Translate real-life decisions into code using conditional statements
- Model more complex problems using logical operators
Lesson 4: Loops
- Learn how to repeatedly execute code with loop and iteration fundamentals
- Explore working with JavaScript while and for loops
Lesson 5: Functions
- Organize your code by declaring functions and writing function expressions
- Demystify tricky JavaScript behavior by learning about scope and hoisting
Lesson 6: Arrays
- Store collections of data in arrays
- Manipulate arrays using common properties and methods
Lesson 7: Objects
- Create JavaScript objects to represent complex data types
Prerequisites and requirements
This course is ideal for beginners who are looking to add a new programming language to their toolbelt. JavaScript is also foundational for developers who want to pursue a career in web development. No prior experience is necessary for this course.
See the Technology Requirements for using Udacity.
Why take this course?
JavaScript is the most popular programming language for both front-end and back-end web development. Applications for JavaScript span from interactive websites to the Internet of Things, making it a great choice for beginners and experienced developers looking to learn a new programming language.
Learn with the best.
Julia Van Cleve
Instructor
James Parkes
Instructor