<family-name>
type
css-fonts-3
css-fonts
3
snapshot
https://www.w3.org/TR/css-fonts-3/#family-name-value
1
1
-
<family-name>
type
css-fonts-3
css-fonts
3
current
https://drafts.csswg.org/css-fonts-3/#family-name-value
1
1
-
<family-name>
type
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#family-name-value
1
1
-
<family-name>
type
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#family-name-value
1
1
-
<family-name>
type
css2
css2
1
snapshot
https://www.w3.org/TR/CSS21/fonts.html#value-def-family-name
1
1
-
<family-name>
type
css2
css2
1
current
https://drafts.csswg.org/css2/fonts.html#value-def-family-name
1
1
-
FAR
dict-member
webauthn-1
webauthn
1
snapshot
https://www.w3.org/TR/webauthn/#dom-authenticatorbiometricperfbounds-far
1
1
authenticatorBiometricPerfBounds
-
FAR
dict-member
webauthn-1
webauthn
1
current
https://w3c.github.io/webauthn/#dom-authenticatorbiometricperfbounds-far
1
1
authenticatorBiometricPerfBounds
-
FakeWorkletGlobalScope
interface
worklets-1
worklets
1
snapshot
https://www.w3.org/TR/worklets-1/#fakeworkletglobalscope
1
1
-
[[FailedFonts]]
attribute
css-font-loading-3
css-font-loading
3
snapshot
https://www.w3.org/TR/css-font-loading-3/#dom-fontfaceset-failedfonts
1
1
FontFaceSet
-
[[FailedFonts]]
attribute
css-font-loading-3
css-font-loading
3
current
https://drafts.csswg.org/css-font-loading-3/#dom-fontfaceset-failedfonts-slot
1
1
FontFaceSet
-
face
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-font-face
1
1
HTMLFontElement
-
facets
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/interactive-elements.html#concept-facet

1
-
facing pages
dfn
css-page-3
css-page
3
snapshot
https://www.w3.org/TR/css3-page/#facing-pages
1
1
-
facing pages
dfn
css-page-3
css-page
3
current
https://drafts.csswg.org/css-page-3/#facing-pages
1
1
-
fade
value
css-overflow-4
css-overflow
4
current
https://drafts.csswg.org/css-overflow-4/#valdef-text-overflow-fade
1
1
text-overflow
-
fade()
function
css-overflow-4
css-overflow
4
current
https://drafts.csswg.org/css-overflow-4/#funcdef-text-overflow-fade
1
1
text-overflow
-
fail
dfn
network-error-logging-1
network-error-logging
1
snapshot
https://www.w3.org/TR/network-error-logging/#dfn-fail

1
-
fail the connection
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/server-sent-events.html#fail-the-connection

1
-
fail the websocket connection
dfn
fetch
fetch
1
current
https://fetch.spec.whatwg.org/#fail-the-websocket-connection

1
-
fail the websocket connection
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#concept-websocket-fail

1
-
failed
dfn
network-error-logging-1
network-error-logging
1
snapshot
https://www.w3.org/TR/network-error-logging/#dfn-fail

1
-
failed to load
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#text-track-failed-to-load

1
-
failover class
dfn
reporting-1
reporting
1
current
https://w3c.github.io/reporting/#failover-class
1
1
-
failure reason
dfn
fileapi-1
fileapi
1
current
https://w3c.github.io/FileAPI/#failureReason

1
-
failure sampling rate
dfn
network-error-logging-1
network-error-logging
1
snapshot
https://www.w3.org/TR/network-error-logging/#dfn-failure-sampling-rate

1
-
failure_fraction
dfn
network-error-logging-1
network-error-logging
1
snapshot
https://www.w3.org/TR/network-error-logging/#dfn-failure_fraction

1
-
failures
dfn
network-error-logging-1
network-error-logging
1
snapshot
https://www.w3.org/TR/network-error-logging/#dfn-fail

1
-
failures
attribute
reporting-1
reporting
1
current
https://w3c.github.io/reporting/#dom-endpoint-failures
1
1
endpoint
-
fakeWorklet1
attribute
worklets-1
worklets
1
snapshot
https://www.w3.org/TR/worklets-1/#dom-window-fakeworklet1
1
1
Window
-
fakeWorklet2
attribute
worklets-1
worklets
1
snapshot
https://www.w3.org/TR/worklets-1/#dom-window-fakeworklet2
1
1
Window
-
fallback
descriptor
css-counter-styles-3
css-counter-styles
3
snapshot
https://www.w3.org/TR/css-counter-styles-3/#descdef-counter-style-fallback
1
1
@counter-style
-
fallback
attribute
css-counter-styles-3
css-counter-styles
3
snapshot
https://www.w3.org/TR/css-counter-styles-3/#dom-csscounterstylerule-fallback
1
1
CSSCounterStyleRule
-
fallback
descriptor
css-counter-styles-3
css-counter-styles
3
current
https://drafts.csswg.org/css-counter-styles-3/#descdef-counter-style-fallback
1
1
@counter-style
-
fallback
attribute
css-counter-styles-3
css-counter-styles
3
current
https://drafts.csswg.org/css-counter-styles-3/#dom-csscounterstylerule-fallback
1
1
CSSCounterStyleRule
-
fallback
value
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#valdef-font-face-font-display-fallback
1
1
@font-face/font-display
-
fallback
value
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#valdef-font-face-font-display-fallback
1
1
@font-face/font-display
-
fallback
dfn
css-sizing-3
css-sizing
3
snapshot
https://www.w3.org/TR/css-sizing-3/#fallback
1
1
-
fallback
dfn
css-sizing-3
css-sizing
3
current
https://drafts.csswg.org/css-sizing-3/#fallback
1
1
-
fallback
argument
css-typed-om-1
css-typed-om
1
snapshot
https://www.w3.org/TR/css-typed-om-1/#dom-cssvariablereferencevalue-cssvariablereferencevalue-variable-fallback-fallback
1
1
CSSVariableReferenceValue/CSSVariableReferenceValue(variable, fallback)
-
fallback
attribute
css-typed-om-1
css-typed-om
1
snapshot
https://www.w3.org/TR/css-typed-om-1/#dom-cssvariablereferencevalue-fallback
1
1
CSSVariableReferenceValue
-
fallback
argument
css-typed-om-1
css-typed-om
1
current
https://drafts.css-houdini.org/css-typed-om-1/#dom-cssvariablereferencevalue-cssvariablereferencevalue-variable-fallback-fallback
1
1
CSSVariableReferenceValue/CSSVariableReferenceValue(variable, fallback)
-
fallback
attribute
css-typed-om-1
css-typed-om
1
current
https://drafts.css-houdini.org/css-typed-om-1/#dom-cssvariablereferencevalue-fallback
1
1
CSSVariableReferenceValue
-
fallback
argument
cssom-values-1
cssom-values
1
current
https://drafts.csswg.org/cssom-values-1/#dom-cssvariablereferencevalue-cssvariablereferencevalue-variable-fallback-fallback
1
1
CSSVariableReferenceValue/CSSVariableReferenceValue(variable, fallback)
-
fallback
attribute
cssom-values-1
cssom-values
1
current
https://drafts.csswg.org/cssom-values-1/#dom-cssvariablereferencevalue-fallback
1
1
CSSVariableReferenceValue
-
fallback
value
fill-stroke-3
fill-stroke
3
snapshot
https://www.w3.org/TR/fill-stroke-3/#valdef-stroke-linejoin-fallback
1
1
stroke-linejoin
-
fallback
value
fill-stroke-3
fill-stroke
3
current
https://drafts.fxtf.org/fill-stroke-3/#valdef-stroke-linejoin-fallback
1
1
stroke-linejoin
-
fallback alignment
dfn
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#fallback-alignment
1
1
-
fallback alignment
dfn
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#fallback-alignment
1
1
-
fallback base url
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/urls-and-fetching.html#fallback-base-url

1
-
fallback content
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/dom.html#fallback-content

1
-
fallback display mode
dfn
appmanifest
appmanifest
1
snapshot
https://www.w3.org/TR/appmanifest/#dfn-fallback-display-mode

1
DisplayModeType
-
fallback entries
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/offline.html#concept-appcache-fallback

1
-
fallback namespaces
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/offline.html#concept-appcache-fallback-ns

1
-
fallback section
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/offline.html#concept-appcache-manifest-fallback

1
-
fallback size
dfn
css-sizing-3
css-sizing
3
snapshot
https://www.w3.org/TR/css-sizing-3/#fallback
1
1
-
fallback size
dfn
css-sizing-3
css-sizing
3
current
https://drafts.csswg.org/css-sizing-3/#fallback
1
1
-
false
value
mediaqueries-5
mediaqueries
5
current
https://drafts.csswg.org/mediaqueries-5/#valdef-custom-media-false
1
1
@custom-media
-
false in the negative range
dfn
mediaqueries-4
mediaqueries
4
snapshot
https://www.w3.org/TR/mediaqueries-4/#false-in-the-negative-range

1
-
false in the negative range
dfn
mediaqueries-4
mediaqueries
4
current
https://drafts.csswg.org/mediaqueries-4/#false-in-the-negative-range

1
-
false-by-default
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/interaction.html#concept-spellcheck-default-false

1
-
familiar with
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/browsers.html#familiar-with

1
-
family
argument
css-font-loading-3
css-font-loading
3
snapshot
https://www.w3.org/TR/css-font-loading-3/#dom-fontfacefontface-family
1
1
FontFace/FontFace()
-
family
attribute
css-font-loading-3
css-font-loading
3
snapshot
https://www.w3.org/TR/css-font-loading-3/#dom-fontface-family
1
1
FontFace
-
family
attribute
css-font-loading-3
css-font-loading
3
current
https://drafts.csswg.org/css-font-loading-3/#dom-fontface-family
1
1
FontFace
-
family
argument
css-font-loading-3
css-font-loading
3
current
https://drafts.csswg.org/css-font-loading-3/#dom-fontface-fontface-family-source-descriptors-family
1
1
FontFace/FontFace(family, source, descriptors)
-
family-name
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#attr-fe-autocomplete-family-name
1
1
-
family-name
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/microdata.html#md-vcard-n-family-name

1
-
fangsong
value
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#valdef-font-family-fangsong
1
1
font-family
<generic-family>
-
fangsong
value
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#valdef-font-family-fangsong
1
1
font-family
<generic-family>
-
fantasy
dfn
css-fonts-3
css-fonts
3
snapshot
https://www.w3.org/TR/css-fonts-3/#fantasy


-
fantasy
dfn
css-fonts-3
css-fonts
3
current
https://drafts.csswg.org/css-fonts-3/#fantasy


-
fantasy
value
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#valdef-font-family-fantasy
1
1
font-family
<generic-family>
-
fantasy
value
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#valdef-font-family-fantasy
1
1
font-family
<generic-family>
-
fantasy
dfn
css2
css2
1
snapshot
https://www.w3.org/TR/CSS21/fonts.html#fantasy-def
1
1
-
fantasy
dfn
css2
css2
1
current
https://drafts.csswg.org/css2/fonts.html#fantasy-def
1
1
-
farthest-corner
value
css-images-3
css-images
3
snapshot
https://www.w3.org/TR/css3-images/#radial-farthest-corner
1
1
-
farthest-corner
value
css-images-3
css-images
3
current
https://drafts.csswg.org/css-images-3/#valdef-size-farthest-corner
1
1
<size>
-
farthest-corner
value
motion-1
motion
1
snapshot
https://www.w3.org/TR/motion-1/#size-farthest-corner
1
1
<size>
-
farthest-corner
value
motion-1
motion
1
current
https://drafts.fxtf.org/motion-1/#size-farthest-corner
1
1
<size>
-
farthest-side
value
css-images-3
css-images
3
snapshot
https://www.w3.org/TR/css3-images/#radial-farthest-side
1
1
-
farthest-side
value
css-images-3
css-images
3
current
https://drafts.csswg.org/css-images-3/#valdef-size-farthest-side
1
1
<size>
-
farthest-side
dfn
css-shapes-1
css-shapes
1
snapshot
https://www.w3.org/TR/css-shapes-1/#farthest-side

1
-
farthest-side
dfn
css-shapes-1
css-shapes
1
current
https://drafts.csswg.org/css-shapes-1/#farthest-side

1
-
farthest-side
value
motion-1
motion
1
snapshot
https://www.w3.org/TR/motion-1/#size-farthest-side
1
1
<size>
-
farthest-side
value
motion-1
motion
1
current
https://drafts.fxtf.org/motion-1/#size-farthest-side
1
1
<size>
-
fast
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/offline.html#concept-appcache-mode-fast

1
-
fast
value
mediaqueries-4
mediaqueries
4
snapshot
https://www.w3.org/TR/mediaqueries-4/#valdef-media-update-fast
1
1
@media/update
-
fast
value
mediaqueries-4
mediaqueries
4
current
https://drafts.csswg.org/mediaqueries-4/#valdef-media-update-fast
1
1
@media/update
-
fastSeek()
method
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#dom-media-fastseek
1
1
HTMLMediaElement
-
fatal
attribute
encoding-1
encoding
1
current
https://encoding.spec.whatwg.org/#dom-textdecoder-fatal
1
1
TextDecoderCommon
-
fatal
dict-member
encoding-1
encoding
1
current
https://encoding.spec.whatwg.org/#dom-textdecoderoptions-fatal
1
1
TextDecoderOptions
-
fax
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#attr-fe-autocomplete-fax
1
1
-
fax
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/microdata.html#md-vcard-type-tel-fax

1
-
