We've learned about how arrays work and about the array methods built in to JavaScript that we can use to manipulate them. Now it's time to practice what we've learned. If you haven't already, fork ...

Logging each element in an array. Modifying elements of the array outside the array scope. Creating an array of transformed values from another array. Mapping an array of objects to extract a specific ...

JavaScript’s reduce is one of the most useful array methods that should be in a developer’s arsenal. Introduced in ES5, it’s somewhat similar to for…each and map methods that are used with arrays, but ...