Web Platform Baseline Status Breakdown
Total Features: 1219
Categories:
All
HTML elements (75)
CSS (22)
Forms (22)
Selectors (13)
Background (8)
Text (7)
Landmark elements (6)
Fonts (5)
Positioning (5)
Strings (5)
WebGL extensions (5)
Arrays (4)
HTTP (4)
JavaScript (4)
Layout (4)
Media elements (4)
Primitive types (4)
Units (4)
Color types (3)
HTML (3)
Lists (3)
Security (3)
Animation (2)
Borders and outlines (2)
CSS object models (2)
Canvas (2)
Collections (2)
DOM (2)
Explicit defaults (2)
Messaging (2)
Transitions (CSS) (2)
XML (2)
Cookies (1)
Counters (1)
File system access (1)
Flexbox (1)
Geolocation (1)
Gradients (1)
Iterators (1)
JSON (1)
Maps (1)
Media queries (1)
Parsing and serialization (1)
Performance (1)
Promises (1)
Regular expressions (1)
Ruby (1)
SVG (1)
Sets (1)
Storage (1)
Text wrap (1)
Transforms (1)
Typed arrays (1)
Typographic font features (1)
Web components (1)
WebGL (1)
White space (1)
Workers (1)
2015
2 features
• July 2015
The DOM (Document Object Model) API represents HTML and XML documents as trees of nodes. You can use the API to inspect and modify the structure and content of a document.
Chrome
1
Firefox
1
Safari
1
Edge
12
Baseline Date: Jul 29, 2015
Widely Available
The MutationObserver API watches for changes to the DOM tree and calls a callback function when DOM changes occur.
Chrome
26
Firefox
14
Safari
7
Edge
12
Baseline Date: Jul 29, 2015