JavaScript Objects / JSON

Learn how JavaScript uses objects and arrays to store data. Review the JavaScript Objects PowerPoint Presentation below to become familiar with the concept of JavaScript objects. Then, complete the Objects Code-Along Activity. After that, review the JavaScript Arrays PowerPoint Presentation to learn how arrays work in JavaScript. Then, work on the Individual Practice and Food JSON Challenges.

JavaScript Objects PowerPoint Presentation

JavaScript Arrays PowerPoint Presentation

Objects Code-Along Activity

Follow the instructions on this page to create a simple Node.js application storing information about a car.

Individual Practice

After reviewing, complete the activities on this page to practice working with objects and arrays.

Food JSON Challenges

Once the individual practice is complete, attempt the challenges on this page. They involve extracting information from an existing dataset.