# beginner help

**URL:** <https://forum.kirupa.com/t/beginner-help/647139>\
**Category:** Uncategorized\
**Created:** [April 9, 2021, 10:49pm UTC](https://forum.kirupa.com/t/beginner-help/647139 "2021-04-09T22:49:49Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![scimusic](https://avatars.discourse-cdn.com/v4/letter/s/dec6dc/32.png) [@scimusic](https://forum.kirupa.com/u/scimusic)\
**Post date:** [April 9, 2021, 10:49pm UTC](https://forum.kirupa.com/t/beginner-help/647139/1 "2021-04-09T22:49:49Z")

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Just started using the javascript book, first exercise I am getting error messages when I try to use the keyword “let” to declare a variable. If i swap the keyword let for var, everything is fine.  
I am using dreanweaver cs6 as a the code editor.  
anyone help

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**Author:** ![kirupa](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/kirupa/32/11616_2.png) [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Post date:** [April 9, 2021, 10:52pm UTC](https://forum.kirupa.com/t/beginner-help/647139/2 "2021-04-09T22:52:55Z")

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Hi @scimusic - welcome to the forums 🙂

Dreamweaver CS6 may be old enough to not support the `let` keyword. As long as what you are writing works fine in the browser, you can safely ignore that warning.

🥳