Let’s start with the basics. If you’re a more experienced developer, you can skip this initial part or maybe stay and refresh some knowledge.
The prototype, or the core functionality, of the
Array includes methods to perform reading, writing, listing and mutation of the elements within the list. The type and the length of an array can change in any time and the data can be stored in non-contiguous positions.
const people = ['Alex', 'Daniel', 'Rafael', 'May'];
people variable now holds an array with 4 elements of type string within it, indexed as follows:
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