248651 2022-12-02 00:40:38 -0800 Implement new Set Methods (intersection, union, difference, symmetricDifference, isSubsetOf, isSupersetOf, isDisjointFrom) 2023-02-08 18:56:24 -0800 1 1 1 Unclassified WebKit JavaScriptCore WebKit Nightly Build Unspecified Unspecified RESOLVED DUPLICATE 251510 InRadar P2 Normal --- 1 tetsuharu.ohzeki ross.kirsling ross.kirsling webkit-bug-importer oldest_to_newest 1916175 0 tetsuharu.ohzeki 2022-12-02 00:40:38 -0800 It has been promoted to stage 3. https://github.com/tc39/proposals/commit/7130d141bfd883c2fb0ed64e7e0d0900ffe9e73b - `Set.prototype.intersection(other)` - `Set.prototype.union(other)` - `Set.prototype.difference(other)` - `Set.prototype.symmetricDifference(other)` - `Set.prototype.isSubsetOf(other)` - `Set.prototype.isSupersetOf(other)` - `Set.prototype.isDisjointFrom(other)` spec: https://github.com/tc39/proposal-set-methods 1926704 1 webkit-bug-importer 2023-01-19 13:56:46 -0800 <rdar://problem/104444161> 1932212 2 ross.kirsling 2023-02-08 18:56:24 -0800 *** This bug has been marked as a duplicate of bug 251510 ***