# How to trigger flow when context value change

**URL:** <https://discourse.nodered.org/t/how-to-trigger-flow-when-context-value-change/62957>\
**Category:** General\
**Tags:** database, function-node\
**Created:** [23 May 2022 09:25 UTC](https://discourse.nodered.org/t/how-to-trigger-flow-when-context-value-change/62957 "2022-05-23T09:25:15Z")\
**Posts on this page:** 1\
**Showing post:** 11

<div class="post-metadata">

**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [23 May 2022 11:36 UTC](https://discourse.nodered.org/t/how-to-trigger-flow-when-context-value-change/62957/11 "2022-05-23T11:36:35Z")

</div>

In order to make code readable and usable it is necessary to surround your code with three backticks (also known as a left quote or backquote `````)

````auto
``` 
   code goes here 
```

````

You can edit and correct your post by clicking the pencil ✏ icon.

See this post for more details - [How to share code or flow json](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506)

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_[View the full topic](https://discourse.nodered.org/t/how-to-trigger-flow-when-context-value-change/62957)._