Click here to download the Blitz Browser!

WPT

This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.

wpt / css / css-mixins / functions

Spec: CSS Functions and Mixins ↗

Runs: Chrome 155.0.8039.0 (wpt@a4fcd77aa, 2026-09-03) | Firefox 157.0a1 (wpt@cc4d45aa0, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@47d833bbc, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total99.1%440/444NO DATA92.6%411/444NO DATA19.8%88/44410.1%45/444
TestChromeFirefoxSafariLadybirdServoBlitz
at-function-cssom.html36/370/3736/3735/370/370/37
at-function-parsing.html93/9339/9386/9393/9339/930/93
dashed-function-cycles.html27/301/3025/3030/301/300/30
dashed-function-eval.html89/890/8989/8985/890/890/89
dashed-function-named-arg.tentative.html15/156/159/159/156/156/15
dashed-function-parsing.html52/5233/5250/5252/5233/5230/52
dashed-function-standard-property.html4/40/44/44/40/40/4
function-attr.html19/199/1919/1911/199/199/19
function-conditionals.html22/220/2222/2222/220/220/22
function-container-dynamic.htmlPASSFAILPASSPASSFAILFAIL
function-container-self.htmlPASSFAILPASSPASSFAILFAIL
function-container-style.html2/20/22/22/20/20/2
function-in-media.htmlPASSFAILFAILPASSFAILFAIL
function-invalidation.html4/40/44/44/40/40/4
function-layer.html7/70/77/77/70/70/7
function-media-dynamic.htmlPASSFAILFAILPASSFAILFAIL
function-parameter-types.tentative.html8/80/82/85/80/80/8
function-shadow-animations.html3/30/33/32/30/30/3
function-shadow-cache.htmlPASSFAILPASSPASSFAILFAIL
function-shadow-container.html3/30/33/31/30/30/3
function-shadow.html11/110/1111/118/110/110/11
local-attr-substitution.html7/70/77/77/70/70/7
local-if-substitution.html24/240/2420/2424/240/240/24
local-inherit-substitution.html5/50/55/55/50/50/5
local-var-substitution.html4/40/44/44/40/40/4