略—
How to use Sets as keys in Java Maps
I have a Map that uses a Set for the key type, like this: Map<Set<Thing>, Val> map; When I query map.containsKey(myBunchOfThing开发者_运维百科s), it returns false, and I don\'t understa[详细]
2022-12-22 06:50 分类:问答
I have a Map that uses a Set for the key type, like this: Map<Set<Thing>, Val> map; When I query map.containsKey(myBunchOfThing开发者_运维百科s), it returns false, and I don\'t understa[详细]