Clarify when var() falls back to its second argument#44015
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Clarify when var() falls back to its second argument#44015
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@nchevobbe let me know if it makes it more accurate |
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Preview URLs (1 page) Flaws (2) Found an unexpected or unresolvable flaw? Please report it here. URL:
(comment last updated: 2026-05-06 12:07:12) |
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that looks great to me, thanks a lot ! |
chrisdavidmills
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May 6, 2026
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Looking pretty good, @pepelsbey. Just one language suggestion, but I'll approve, so you can merge when you've looked at it.
Co-authored-by: Chris Mills <chrisdavidmills@gmail.com>
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Thanks everyone! |
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* upstream/main: (150 commits) PWA relative links (mdn#43953) feat(jsondata): add `external_link` translation key (mdn#43978) Clarify when var() falls back to its second argument (mdn#44015) Correct incorrect filename on learn assessment (mdn#44012) FF151 Relnote CanvasRenderingContext2D.lang (mdn#44010) FF151: Update container style queries support (mdn#44002) Firefox experimental features clean-up (mdn#43887) FF151 Relnote: shadowrootslotassignment (mdn#43881) Editorial review: Document WebGPU compatibility mode (mdn#43944) Correction of solution (mdn#44001) Synchronize with BCD v7.3.14 (mdn#44007) Editorial review: Document texture_and_sampler_let WGSL feature (mdn#43768) Editorial review: Document NavigationTransition.committed (mdn#43692) Update window.open on document / window creation and load behavior (mdn#43913) FF151 Relnote: keyboardLock option for Element.requestFullScreen() (mdn#43883) FF118 keyboard value for Window Event tidy (mdn#43942) Bump yaml from 2.8.3 to 2.8.4 (mdn#44005) Rename Stylesheet glossary definition to Style sheet (mdn#43997) Clarify else-if evaluation order (mdn#43917) chore(dictionaries): add technical terms flagged by spelling check (mdn#43907) ... # Conflicts: # files/en-us/web/api/svgscriptelement/async/index.md # files/en-us/web/api/svgscriptelement/index.md
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Description
Updates the
var()syntax section with a more accurate fallback description.Motivation
The previous wording was misleading: not every CSS-wide keyword triggers the fallback (only
initial, and only for non-registered custom properties), and it ignored@property-registered properties and cyclic dependencies.Additional details
Related issues and pull requests
Fixes #44011