ResizeObserverEntry API: contentBoxSize
IE
- 6 - 10: Not supported
- 11: Not supported
Edge
- 12 - 83: Not supported
- 84 - 110: Supported
- 111: Supported
Firefox
- 2 - 68: Not supported
- 69 - 91: Partial support
- 92 - 110: Supported
- 111: Supported
- 112 - 113: Supported
Chrome
- 4 - 83: Not supported
- 84 - 110: Supported
- 111: Supported
- 112 - 114: Supported
Safari
- 3.1 - 15.3: Not supported
- 15.4 - 16.2: Supported
- 16.3: Supported
- 16.4 - TP: Supported
Opera
- 10 - 69: Not supported
- 70 - 94: Supported
- 95: Supported
Safari on iOS
- 3.2 - 15.3: Not supported
- 15.4 - 16.2: Supported
- 16.3: Supported
- 16.4: Supported
Opera Mini
- all: Support unknown
Android Browser
- 2.1 - 4.4.4: Not supported
- 111: Supported
Opera Mobile
- 12 - 12.1: Not supported
- 73: Supported
Chrome for Android
- 111: Supported
Firefox for Android
- 110: Supported
UC Browser for Android
- 13.4: Support unknown
Samsung Internet
- 4 - 13.0: Not supported
- 14.0 - 19.0: Supported
- 20: Supported
QQ Browser
- 13.1: Support unknown
Baidu Browser
- 13.18: Support unknown
KaiOS Browser
- 2.5: Support unknown
- 3: Support unknown