Arrays are mutable lists in JavaScript.

let myArr = ["item 1", "item 2", "item 3"];

Ways to access array items:

Bracket Notation:

To access specific indexes within an array.

myArr[2];

Would access the third item within myArr.

Ways to add items to an array:

myArr.push("item 4");

Would add item 4 to the end of myArr.

myArr.unshift("item 0");

Would add item 0 to the beginning of myArr.