TanStack / TanStack/virtual

my issues with useVirtualizer with tanstack/react-table to sticky <thead>

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Dominant language
TypeScript
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Forks
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Avg merge
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Merged PRs (30d)
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Description

Describe the bug

Describe the bug:
iam using useVirtualizer with tanstack/react-table to sticky , but iam scrolling to index 90 sticky not work

Demo live:
https://codesandbox.io/p/sandbox/keen-moser-k3g48j?embed=1&file=%2Fsrc%2Fmain.tsx%3A7%2C14

Your minimal, reproducible example

https://codesandbox.io/p/sandbox/keen-moser-k3g48j?embed=1&file=%2Fsrc%2Fmain.tsx%3A7%2C14

Steps to reproduce

step -> scrolling to index 90 sticky not work

Expected behavior

Expected behavior : when scrolling sticky work

How often does this bug happen?

None

Screenshots or Videos

No response

Platform

OS: Macos
Chorme: 116.0.5845.187 (Official Build) (arm64)

tanstack-virtual version
"@tanstack/react-virtual": "3.0.0-beta.60",
TypeScript version

No response

Additional context

"@tanstack/react-table": "^8.7.9",
"@tanstack/react-virtual": "3.0.0-beta.60",

Terms & Code of Conduct
  • I agree to follow this project's Code of Conduct
  • I understand that if my bug cannot be reliable reproduced in a debuggable environment, it will probably not be fixed and this issue may even be closed.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by opening the linked CodeSandbox at src/main.tsx around lines 7-14 and reproduce the failure by scrolling to index 90. Compare the useVirtualizer and tanstack/react-table setup with the expected sticky behavior; done means the header remains sticky while scrolling.

Written by the indexing model from the issue text.

Assessment

Tech stack
react, typescript
Domain
frontend, performance
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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