Scala mutable SortedSet contains() method Improve Improve Like Article Like Save Share Report In Scala mutable collection contains() method is utilized to check if an element is present in the SortedSet or not. Method Definition: def contains(elem: A): Boolean Return Type: It returns true if the element is present in the SortedSet else it returns false. Example #1: // Scala program of contains() // method import scala.collection.mutable.SortedSet // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a SortedSet val s1 = SortedSet(41, 12, 23, 43, 1, 72) // Applying contains() method val result = s1.contains(1) // Display output print(result) } } Output: true Example #2: // Scala program of contains() // method import scala.collection.mutable.SortedSet // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a SortedSet val s1 = SortedSet(41, 12, 23, 43, 1, 72) // Applying contains() method val result = s1.contains(10) // Display output print(result) } } Output: false Last Updated : 22 Apr, 2020 Like Article Save Article Previous Scala Mutable SortedMap mkString() method with a start, a separator and an end with example Next Scala mutable SortedSet apply() method Share your thoughts in the comments Add Your Comment Please Login to comment...