# Detect when context's variable changes its value

**URL:** <https://discourse.nodered.org/t/detect-when-contexts-variable-changes-its-value/1698>\
**Category:** Feature Requests\
**Created:** [19 July 2018 14:51 UTC](https://discourse.nodered.org/t/detect-when-contexts-variable-changes-its-value/1698 "2018-07-19T14:51:08Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [21 June 2019 12:51 UTC](https://discourse.nodered.org/t/detect-when-contexts-variable-changes-its-value/1698/16 "2019-06-21T12:51:37Z")

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I don't want to start downloading stuff thanks, just export that bit of flow and post it here please.

> [@How to share code or flow json](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506):
>
> To share code samples or flow json in this forum, you need to take care to format it properly so that it is displayed correctly. The easiest way to do that is to click the 'Preformatted Text' button in the toolbar: [image] Then paste in your code or flow json. You should end up with three back-tick characters - ``` - on their own line before and after the code. On standard US English keyboards, this is on the same key as the ~ character. Using the backticks will ens…

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