JS protip #2: Grabbing last items from an array

We frequently need to grab one or more items from the end of an array or string. It used to be kludgy, but things have changed!

00:00 - Intro
00:18 - Old school (slice)
01:16 - The caveat with the `[]` operator
02:06 - Going overboard with ES proxies
03:16 - The modern way with `at()`
03:45 - Bonus: `findLast()` and `findLastIndex()`
04:54 - Outro

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