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Use Map to Organize Data with JavaScript

Learn how to process data using JavaScript's Map data structure

Learn the basics of the ES6 Map data structure and then follow along as we build an application to read CSV data into an array, and then combine data by year into a Map to find the average of values by year. By the end of this course, you'll be using Map like a pro!


Your Instructor


Elisabeth Robson
Elisabeth Robson

Elisabeth Robson is an author, software developer, and computer scientist. With five titles on software development, Elisabeth is a top-selling author with over a half million books in print. She teaches on software topics at lynda.com and at O’Reilly’s Safari Books Online. Currently co-founder of WickedlySmart, a software training company, Elisabeth is passionate about technology education, particularly for girls and women; it was this passion that inspired her to co-create of The Ada Project, the first web site for women in computing on the web. Elisabeth holds a Master’s degree in Computer Science from Yale University. Previously she was Director of Special Projects at O’Reilly Media, and Director of Engineering at The Walt Disney Company.


Course Curriculum


  Use Map to Organize Data with JavaScript
Available in days
days after you enroll

Frequently Asked Questions


When does the course start and finish?
The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
How long do I have access to the course?
How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.
What if I am unhappy with the course?
We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.

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