Intro to JavaScript

About this Course

Learn the fundamentals of JavaScript, the most popular programming language in web development.

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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.

lesson 1
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
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
Lesson 3: Conditionals
Translate real-life decisions into code using conditional statements
Model more complex problems using logical operators
lesson 4
Lesson 4: Loops
Learn how to repeatedly execute code with loop and iteration fundamentals
Explore working with JavaScript while and for loops
lesson 5
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
Lesson 6: Arrays
Store collections of data in arrays
Manipulate arrays using common properties and methods
lesson 7
Lesson 7: Objects
Create JavaScript objects to represent complex data types