One Pager Cheat Sheet

• Filtering an array of objects in JavaScript requires understanding of the distinction between arrays as a collection of similar items and objects as a collection of unique characteristics of a single thing.
• Using an array of objects is an ideal way to represent a group of items that have multiple unique characteristics, such as a group of users in an app, represented as JavaScript objects.
• We can filter an array of objects to find a specific set of members based on a certain property that makes them different from the rest of the array.
• We used JavaScript's filter() method to split the source people array into two distinct subsets based on the country property and the value of 'United States'.