An array is a special variable, which can hold more than one value:
const cars = ["Saab", "Volvo", "BMW"];
Why Use Arrays?
If you have a list of items (a list of car names, for example), storing the cars in single variables could look like this:
let car1 = "Saab";
let car2 = "Volvo";
let car3 = "BMW";
However, what if you want to loop through the cars and find a specific one? And what if you had not 3 cars, but 300?
The solution is an array!
An array can hold many values under a single name, and you can access the values by referring to an index number. Continue reading JavaScript Arrays