new Map() [JSInfo] Map & Setnew Map()object.entriesmap methodset.deletemap.deletesetmap.getset.valuesmap.clearObject.fromEntriesset.hasmap.has()set.clearnew Setmap.setJavaScriptset.entriesset.sizemap.sizeset.keyset.addMap
[JSInfo] Map & Setnew Map()object.entriesmap methodset.deletemap.deletesetmap.getset.valuesmap.clearObject.fromEntriesset.hasmap.has()set.clearnew Setmap.setJavaScriptset.entriesset.sizemap.sizeset.keyset.addMap