Scala SortedSet subsetOf() method with example Last Updated : 03 Nov, 2019 Improve Improve Like Article Like Save Share Report The subsetOf() method is utilized to test if a SortedSet is a subSortedSet of another SortedSet. Method Definition: def subsetOf(that: SortedSet[A]): Boolean Return Type: It returns true if a SortedSet is subset of another SortedSet else it returns false. Example #1: // Scala program of subsetOf() method import scala.collection.immutable.SortedSet // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a SortedSet val s1 = SortedSet(4, 12, 2, 31) val s2 = SortedSet(4, 12) // Applying subSortedSetOf method val result = s2.subsetOf(s1) // Display output println(result) } } Output: true Example #2: // Scala program of subsetOf() // method import scala.collection.immutable.SortedSet // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a SortedSet val s1 = SortedSet(4, 12, 2, 31) val s2 = SortedSet(4, 12) // Applying subSortedSetOf method val result = s1.subsetOf(s2) // Display output println(result) } } Output: false Like Article Suggest improvement Previous Scala Stack +:() method with example Next Scala SortedSet copyToArray() method with example Share your thoughts in the comments Add Your Comment Please Login to comment...