What Is an Array?
Completion requirements
An array is a way to store a collection of multiple items under a single variable name. This section introduces how to create, delete and access array elements. Think about the following as you read the article:
- How are array elements accessed?
- What methods are used to access the elements of an array?
- How would you convert a string into an array?
Arrays
We'll look at arrays - a neat way of storing a list of data items under a
single variable name. Here we look at why this is useful, then explore
how to create an array, retrieve, add, and remove items stored in an
array, and more besides.
| Prerequisites: | Basic computer literacy, a basic understanding of HTML and CSS, an understanding of what JavaScript is. |
|---|---|
| Objective: | To understand what arrays are and how to manipulate them in JavaScript. |
Source: Mozilla, https://developer.mozilla.org/en-US/docs/Learn/JavaScript/First_steps/Arrays#what_is_an_array
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