Web Platform Baseline Status Breakdown
Total Features: 1219
Categories:
All
CSS (2)
JSON (2)
JavaScript (2)
Performance (2)
Scrolling (2)
Typed arrays (2)
View transitions (2)
Clipboard (1)
File system access (1)
Forms (1)
HTML (1)
HTML elements (1)
Internationalization (1)
Iterators (1)
Print media (1)
Promises (1)
Regular expressions (1)
Resource hints (1)
Selection (1)
Selectors (1)
Text (1)
Web components (1)
WebAssembly (1)
WebGL extensions (1)
WebRTC (1)
2025
1 features
• August 2025
Newly Available
The window.getSelection().getComposedRanges() method returns ranges that represent the current user selection, even if the selection spans across shadow tree boundaries.
Chrome
137
Firefox
142
Safari
17
Edge
137
Baseline Date: Aug 19, 2025