On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Bun version 1.0.0 on 2023-09-08
In Chrome version 130 on 2024-10-15 Note: Implemented as an accessor property.
In Chrome Android version 130 on 2024-10-15 Note: Implemented as an accessor property.
In Deno version 1.19 on 2022-02-17
In Edge version 130 on 2024-10-17 Note: Implemented as an accessor property.
Not in Firefox
Not in Firefox for Android
Not in Internet Explorer
In Node.js version 18.0.0 on 2022-04-19 Note: Implemented as an accessor property.
In Quest Browser version 21.0 on 2022-04-25 Note: Implemented as an accessor property.
In Opera version 115 on 2024-11-27 Note: Implemented as an accessor property.
In Opera Android version 86 on 2024-12-02 Note: Implemented as an accessor property.
In Safari version 17 on 2023-09-18 Note: Implemented as an accessor property.
In Safari on iOS version 17 on 2023-09-18 Note: Implemented as an accessor property.
In Samsung Internet version 28.0 on 2025-04-02 Note: Implemented as an accessor property.
In WebView Android version 130 on 2024-10-15 Note: Implemented as an accessor property.
In WebView on iOS version 17 on 2023-09-18 Note: Implemented as an accessor property.