Scala Set size() method with example Last Updated : 18 Oct, 2019 Improve Improve Like Article Like Save Share Report The size() method is utilized to find the number of elements in the set. Method Definition: def size: Int Return Type: It returns the number of elements in the set. Example #1: // Scala program of size() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a set val s1 = Set(1, 2, 3, 4, 5) // Applying size method val result = s1.size // Display output println(result) } } Output: 5 Example #2: // Scala program of size() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a set val s1 = Set(1, 0) // Applying size method val result = s1.size // Display output println(result) } } Output: 2 Like Article Suggest improvement Previous Scala Set count() method with example Next Scala Set forall() method with example Share your thoughts in the comments Add Your Comment Please Login to comment...