Arrays are an integral part of JavaScript that you will be using all the time in your web development career. Here are 9 JavaScript array tips I use on a daily basis that help me build websites and apps.

What are your favorite tips for arrays in JavaScript? Let us know in the comments!

⏰ TIMESTAMPS ⏰

Introduction: 0:00

Duplicate an Array: 0:09
https://codesandbox.io/s/duplicate-arrays-3l6sy

Merge Arrays: 0:39
https://codesandbox.io/s/merge-arrays-qvqiv

Filter Unique Values in Array: 1:07
https://codesandbox.io/s/filter-unique-values-l1k95

Array Items Matching a Condition: 1:49
https://codesandbox.io/s/items-matching-condition-6h4y7

Check if Every Item in Array Matches Condition: 2:24
https://codesandbox.io/s/every-item-meets-condition-9hl6y

Check if Some Items in Array Match Condition: 3:09
https://codesandbox.io/s/some-items-meet-condition-xxl1w

Intersection of Arrays: 3:35
https://codesandbox.io/s/intersection-of-arrays-8ucc8

Difference of Arrays: 4:28
https://codesandbox.io/s/difference-of-arrays-qioye

Sort Items in an Array: 5:28
https://codesandbox.io/s/sort-items-in-array-1s7t1

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