# Finding Things in an Array

Ask an array questions instead of writing a loop for each one, with includes and indexOf for an exact value, and find, findIndex, some and every for any test you write.

![Cheat sheet: Finding Things in an Array](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/10/ab3c8e1b16a640e6b02e35aa5c5d6abe.webp)

- Category: JavaScript
- Level: Apprentice
- Tags: every(), find(), findIndex(), includes(), indexOf() (javascript), JavaScript, some()
- Updated: November 1, 2026

Source: https://www.ask-codey.com/cheat-sheets/javascript-arrays-finding-items-cheat-sheet