4. Iteration: Arrays are easily iterable using loops, making it convenient to perform operations on each element. Objects: 1. Pairs: Objects are collections of key-value pairs. The keys are strings or ...

In this exercise, you'll use the for....of loop to iterate over an array and to iterate over an object's own properties. Step 1. You are given an array of dairy products: var dairy = ['cheese', 'sour ...

When creating copies of arrays or objects one can make a deep copy or a shallow copy. This explanation uses arrays. Recall array variables in Java are references (some folks say pointers, but there ...