# Variables with let and const

A variable gives a value a name so your program can remember it, and let or const says whether that value is allowed to change.

![Cheat sheet: Variables with let and const](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/10/934b78ab9aa94a3f93799eb3604ef434.webp)

- Category: JavaScript
- Level: Novice
- Tags: Assignment (javascript), camelCase (javascript), const (javascript), JavaScript, let (javascript), Variable (javascript)
- Updated: November 1, 2026

Source: https://www.ask-codey.com/cheat-sheets/javascript-variables-let-and-const-cheat-sheet