Answered by : filaseta-angelo

val set = Set(1,2,3,4)
val subset = Set(1,2)
scala> subset.subsetOf(set)
res0: Boolean = true
scala> set.subsetOf(subset)
res1: Boolean = false

Source : https://stackoverflow.com/questions/28705781/with-scalas-set-is-there-a-method-analog-to-the-containsall-method-in-javas-s | Last Update : Wed, 21 Apr 21