Another point - since everything in JS is an object, everything can be indexed using square brackets, not only array objects. So "at()" provides a safe way to get an element by index from the array and prevent an error when you're accidently working with someone which is not an array.
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Another point - since everything in JS is an object, everything can be indexed using square brackets, not only array objects. So "at()" provides a safe way to get an element by index from the array and prevent an error when you're accidently working with someone which is not an array.