Set methods
Newly available since 2024-06-11
The difference(), intersection(), isDisjointFrom(), isSubsetOf(), isSupersetOf(), symmetricDifference(), and union() methods of the JavaScript Set object performs operations between two sets.
Learning resources on MDN
- Set.prototype.difference()
- Set.prototype.intersection()
- Set.prototype.isDisjointFrom()
- Set.prototype.isSubsetOf()
- Set.prototype.isSupersetOf()
- Set.prototype.symmetricDifference()
- Set.prototype.union()
Browser support
- Chrome 122 Released on 2024-02-20
- Chrome Android 122 Released on 2024-02-20
- Edge 122 Released on 2024-02-23
- Firefox 127 Released on 2024-06-11
- Firefox for Android 127 Released on 2024-06-11
- Safari 17 Released on 2023-09-18
- Safari on iOS 17 Released on 2023-09-18
Surveys
- State of JS 2024: reading_list/reading_list question
- State of JS 2024: features/set_features question
- State of JS 2024: features/object_features question
Usage (according to Chrome Platform Status)
~3.483% of page loads. More data at chromestatus.
Specifications
- Set methods, from TC39 (Ecma International).
View web-platform-tests results for this feature - View the feature source file (dist) - Edit the feature - Report an issue about this feature