Accessing Data • index: Use [0] to get the first item. • at (): A modern way to get items. You can use negative numbers like -1 to get items from the end. This is safer than standard bracket notation ...

Accessing Elements • at (): A modern way to get elements. It works with negative numbers to grab items from the end of the list. • slice (): Extracts a piece of an array into a new array. It does not ...