# How does MarkDirty() work?

**URL:** https://discourse.paraview.org/t/how-does-markdirty-work/15016
**Category:** Development
**Created:** [July 9, 2024, 9:02am UTC](https://discourse.paraview.org/t/how-does-markdirty-work/15016 "2024-07-09T09:02:31Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![joint](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/j/dc4da7/32.png) [@joint](https://discourse.paraview.org/u/joint)
#### Post date: [July 9, 2024, 9:02am UTC](https://discourse.paraview.org/t/how-does-markdirty-work/15016/1 "2024-07-09T09:02:31Z")

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Hello, dear Paraview developers!

Could you clarify, please, how MarkDirty() works?

Thanks!