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set.prototype.issupersetof
An ESnext spec-compliant `Set.prototype.isSupersetOf` shim/polyfill/replacement that works as far down as ES3
javascript ecmascript polyfill shim Set Set.prototype.isSupersetOf isSupersetOf superset es-shim API es-shims
qutyl
A basic library for some utility functions
utility util functionality accessibility set parent addParent range assert compare groupBy merge shuffle zip
@ungap/set-methods
New Set methods polyfill
Set methods intersection union difference symmetricDifference isSubsetOf isSupersetOf isDisjointFrom