| { |
| "css": { |
| "properties": { |
| "content": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/content", |
| "spec_url": "https://drafts.csswg.org/css-content/#content-property", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "8" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "4" |
| }, |
| "opera_android": { |
| "version_added": "10.1" |
| }, |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "alt_text": { |
| "__compat": { |
| "description": "Alternative text after `/`", |
| "tags": [ |
| "web-features:alt-text-generated-content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "77" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "128" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "17.4" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "element_replacement": { |
| "__compat": { |
| "description": "Element replacement", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "28" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "63" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "7" |
| }, |
| "opera_android": { |
| "version_added": "10.1" |
| }, |
| "safari": { |
| "version_added": "9" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "gradient": { |
| "__compat": { |
| "description": "`<gradient>`", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/gradient", |
| "spec_url": "https://drafts.csswg.org/css-images-4/#gradients", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "26" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "113", |
| "partial_implementation": true, |
| "notes": "`content: <gradient>` doesn't paint on ::before/::after pseudo elements. See [bug 1832901](https://bugzil.la/1832901)." |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "7" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "image-set": { |
| "__compat": { |
| "description": "`image-set()`", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/image/image-set", |
| "spec_url": "https://drafts.csswg.org/css-images-4/#image-set-notation", |
| "tags": [ |
| "web-features:image-set" |
| ], |
| "support": { |
| "chrome": [ |
| { |
| "version_added": "113" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "113" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "20", |
| "version_removed": "113", |
| "partial_implementation": true, |
| "notes": "Support for `url` images only and `x` is the only supported resolution unit." |
| } |
| ], |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": [ |
| { |
| "version_added": "89" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "90" |
| }, |
| { |
| "version_added": "88", |
| "version_removed": "89", |
| "partial_implementation": true, |
| "notes": "The `type()` function is not supported as an argument to `image-set()`." |
| } |
| ], |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": [ |
| { |
| "version_added": "17" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "17" |
| }, |
| { |
| "version_added": "14", |
| "version_removed": "17", |
| "partial_implementation": true, |
| "notes": "The `type()` function is not supported as an argument to `image-set()`." |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "14", |
| "version_removed": "17", |
| "partial_implementation": true, |
| "notes": "The `type()` function is not supported as an argument to `image-set()`." |
| }, |
| { |
| "version_added": "10.1", |
| "version_removed": "14", |
| "partial_implementation": true, |
| "notes": "Support for `url` images only and `x` is the only supported resolution unit." |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "6", |
| "version_removed": "14", |
| "partial_implementation": true, |
| "notes": "Support for `url` images only and `x` is the only supported resolution unit." |
| } |
| ], |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "none": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-content/#valdef-content-none", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "≤11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "none_applies_to_elements": { |
| "__compat": { |
| "description": "`content: none` for elements", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": false |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "91", |
| "flags": [ |
| { |
| "type": "preference", |
| "name": "layout.css.element-content-none.enabled" |
| } |
| ] |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": false |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": true, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "normal": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-content/#valdef-content-normal", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "≤11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "url": { |
| "__compat": { |
| "description": "`url()`", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/url_function", |
| "spec_url": "https://drafts.csswg.org/css-values/#urls", |
| "tags": [ |
| "web-features:content" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "8" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "7" |
| }, |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
