# Detect immediately when a global variable becomes true

**URL:** <https://discourse.nodered.org/t/detect-immediately-when-a-global-variable-becomes-true/64876>\
**Category:** General\
**Created:** [9 July 2022 14:52 UTC](https://discourse.nodered.org/t/detect-immediately-when-a-global-variable-becomes-true/64876 "2022-07-09T14:52:30Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![E1cid](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/e1cid/32/77971_2.png) [@E1cid](https://discourse.nodered.org/u/E1cid)\
**Post date:** [9 July 2022 15:23 UTC](https://discourse.nodered.org/t/detect-immediately-when-a-global-variable-becomes-true/64876/2 "2022-07-09T15:23:30Z")

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Possible  
read [here](https://discourse.nodered.org/t/lighting-controller-ideas/50876/18)

Or you could check where ever you set the global to true in the flow.

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_[View the full topic](https://discourse.nodered.org/t/detect-immediately-when-a-global-variable-becomes-true/64876)._