JavaScript’s arrays can hold heterogeneous types ... rather than traditional imperative loops that describe in detail what is to occur. Let’s look at a few examples of working with arrays ...

JavaScript offers several built in methods that ... Modify the function, using a `for` loop, to return a filtered version of the passed array such that any array nested within `arr` containing `elem` ...

Student exercises that reinforce understanding of how arrays and loops work together in JavaScript. All work is done in the .js file, and results appear in the console. The audience for these ...