# Can we write out the old VTK 4.2 file format with VTK 9?

**URL:** https://discourse.vtk.org/t/can-we-write-out-the-old-vtk-4-2-file-format-with-vtk-9/5066
**Category:** Development
**Tags:** file-formats
**Created:** [January 26, 2021, 6:34pm UTC](https://discourse.vtk.org/t/can-we-write-out-the-old-vtk-4-2-file-format-with-vtk-9/5066 "2021-01-26T18:34:18Z")
**Posts on this page:** 1
**Showing post:** 17

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### Author: ![will.schroeder](https://discourse.vtk.org/user_avatar/discourse.vtk.org/will.schroeder/32/233_2.png) [@will.schroeder](https://discourse.vtk.org/u/will.schroeder)
#### Post date: [February 22, 2021, 11:38pm UTC](https://discourse.vtk.org/t/can-we-write-out-the-old-vtk-4-2-file-format-with-vtk-9/5066/17 "2021-02-22T23:38:56Z")

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I’ve got a first draft of VTK 4.2 support. Please take a look and comment as necessary.

[https://gitlab.kitware.com/vtk/vtk/-/merge\_requests/7652](https://gitlab.kitware.com/vtk/vtk/-/merge_requests/7652)

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