# Discover air quality in your city with... 🌬 qualitAir!

**URL:** <https://community.glideapps.com/t/discover-air-quality-in-your-city-with-qualitair/10925>\
**Category:** Project Showcase\
**Created:** [June 15, 2020, 10:31pm UTC](https://community.glideapps.com/t/discover-air-quality-in-your-city-with-qualitair/10925 "2020-06-15T22:31:51Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![ThinhDinh](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/thinhdinh/32/49_2.png) [@ThinhDinh](https://community.glideapps.com/u/ThinhDinh)\
**Post date:** [June 16, 2020, 10:50am UTC](https://community.glideapps.com/t/discover-air-quality-in-your-city-with-qualitair/10925/12 "2020-06-16T10:50:41Z")

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You already know how to work with it, so here’s my links to scripts for copying the formula down when ARRAYFORMULA doesn’t work.

> [@Tutorial: Arrayformula in Google Sheets, good practices & how to overcome Arrayformula restrictions with scripts](https://community.glideapps.com/t/tutorial-arrayformula-in-google-sheets-good-practices-how-to-overcome-arrayformula-restrictions-with-scripts/9727):
>
> Hi, Today I will show you the script that can make copying formulas down work, when it does not work with arrayformula. But first, let’s have some introductions about arrayformula, for those who has not used this before in Google Sheets, some equivalents in Glide and some good practices while using it. I hope it can help you in building your Glide apps as well as applying it in your normal day job. 
> 
> > **1/ Definition**
> >
> > Arrayformula is defined as “a range, mathematical expression using one cell range …

Hope it helps.

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_[View the full topic](https://community.glideapps.com/t/discover-air-quality-in-your-city-with-qualitair/10925)._