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Pull request overview
Updates Blazor docs and .NET 11 release notes to reflect .NET 11 Preview 3 changes to Virtualize (variable-height runtime adaptation) and associated overscan defaults, plus a corresponding note in the QuickGrid article.
Changes:
- Add a .NET 11 release-notes entry describing
Virtualizeruntime adaptation and theOverscanCountdefault change. - Version the Item size and Overscan count sections in the virtualization article for .NET 11 behavior/defaults.
Update the QuickGrid parameter description to mention the new/oldOverscanCountdefaults across .NET versions.
Reviewed changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 7 comments.
| File | Description |
|---|---|
| aspnetcore/release-notes/aspnetcore-11/includes/blazor.md | Adds a release-notes item describing Virtualize runtime variable-height behavior and default overscan change. |
| aspnetcore/blazor/components/virtualization.md | Adds versioned guidance for .NET 11 vs earlier around item measurement and overscan default. |
OverscanCount bullet to document default value differences by .NET version. |
ilonatommy
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Changes look correct. Thank you!
ilonatommy
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Wait. I didn't notice it's touching QuickGrid as well.
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
ilonatommy
reviewed
Apr 10, 2026
…tnet/AspNetCore.Docs into guardrex/blazor-11-p3-updates
ilonatommy
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Thanks @ilonatommy ... will hold this until release on Tuesday. |
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Fixes #36976
Ilona ... Best if you run an eye over the content in ...
https://learn.microsoft.com/en-us/aspnet/core/blazor/components/virtualization?view=aspnetcore-10.0
... to see if any other changes are required. There's a bit of "spacing"-related content further down the article, and I'm not sure if those remarks require updates.
In the Quickgrid article, I'm going to deal with versioning theOverscanCountupdate in the text to avoid having to version the entire table just to make the passing remark on the default value.Internal previews