---
title: "Comment by Jarrod Watts on \"const, let, var when to use what?\" | Hashnode"
description: "Cool tip that var is declared globally"
url: "https://hashnode.com/posts/const-let-var-when-to-use-what/60c0ea7cd2660e41762e4303/comment/60c2b60ea25fa357af83ea24"
---

[Discussion](https://hashnode.com/posts/const-let-var-when-to-use-what/60c0ea7cd2660e41762e4303)

Comment [const, let, var when to use what?](https://hashnode.com/posts/const-let-var-when-to-use-what/60c0ea7cd2660e41762e4303)

[Jarrod Watts](https://hashnode.com/@JarrodWatts)

[Jun 11, 2021](https://hashnode.com/posts/const-let-var-when-to-use-what/60c0ea7cd2660e41762e4303/comment/60c2b60ea25fa357af83ea24)

Cool tip that var is declared globally