superset?

(superset? set1 set2)

判断 set1 是否 set2 的超集。

查看源码

user> (clojure.set/superset? #{:a :b :c} #{:a :b})
true

user> (clojure.set/superset? #{:a :c :d} #{:a :b})
false

user> (clojure.set/superset? #{:a :b} #{:a :b})
true

user> (clojure.set/superset? #{:a :b} #{})
true

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