Gain insights into JavaScript fundamentals. Delve into variables, operators, functions, arrays, objects, and loops. Discover essential concepts to advance further in your coding journey with this beginner-friendly course.

This is an introduction to JavaScript for the complete beginner. It'll provide the fundamentals of the language. Topics include variables, operators, functions, arrays, objects, and loops. After this course, you should be ready to further your learning through advanced courses or other resources.

There is NO installation required for this course. Code can be viewed and run directly from the lessons.

This course has been created by Arnav Aggarwal, a full-stack engineer. Arnav has attended a coding boot camp and has taught at another one. He has extensive experience understanding how people learn to code. In under a month, Arnav's published articles on JavaScript concepts have received over 50,000 views and have been featured on Medium.com and code mentor.io due to their value.

After this course, check out the next one in the series.

Step Up Your JS: A Comprehensive Guide to Intermediate JavaScript

https://goo.gl/GjM8Mu

Introduction to JavaScript: First Steps

# While-loops

While-loops are another tool in our toolbelt. They're used less frequently than for-loops.

Let's see how to do the same thing we did in the previous lesson with a while-loop. We want to log the numbers 0 - 9 to the console.

## Structure

While-loops have a different structure.

    while(/*condition*/) {
        // body
    }

They take in only one piece of information, the condition. We have to do the other parts ourselves. To make this while loop equivalent to our for-loop from the previous lesson:

Learn how while-loops differ from for-loops. Learn when to use each loop and the advantages of each.

Introduction

Variables

Operators & if-statements

Functions

Arrays

Objects

Loops

Conclusion

while-loops

While-loops

Structure