On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 98 on 2022-02-01 Note: AggregateError serializes to the Error type, without additional properties.
In Chrome Android version 98 on 2022-02-01 Note: AggregateError serializes to the Error type, without additional properties.
Not in Deno
In Edge version 98 on 2022-02-03 Note: AggregateError serializes to the Error type, without additional properties.
In Firefox version 103 on 2022-07-26 Note: AggregateError serializes to the AggregateError type, with properties name, message, cause, and errors.
In Firefox for Android version 103 on 2022-07-26 Note: AggregateError serializes to the AggregateError type, with properties name, message, cause, and errors.
Not in Internet Explorer
Not in Node.js
In Quest Browser version 20.0 on 2022-03-14 Note: AggregateError serializes to the Error type, without additional properties.
In Opera version 84 on 2022-02-16 Note: AggregateError serializes to the Error type, without additional properties.
In Opera Android version 68 on 2022-03-30 Note: AggregateError serializes to the Error type, without additional properties.
In Safari version 17 on 2023-09-18
In Safari on iOS version 17 on 2023-09-18
In Samsung Internet version 18.0 on 2022-08-08 Note: AggregateError serializes to the Error type, without additional properties.
In WebView Android version 98 on 2022-02-01 Note: AggregateError serializes to the Error type, without additional properties.
In WebView on iOS version 17 on 2023-09-18