Scala Set isEmpty() method with example Last Updated : 18 Oct, 2019 Improve Improve Like Article Like Save Share Report The isEmpty() method is utilized to test if the set is empty or not. Method Definition: def isEmpty: Boolean Return Type: It returns true if the set is empty else it returns false. Example #1: // Scala program of isEmpty() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a set val s1 = Set(1, 2, 3, 4, 5) // Applying isEmpty method val result = s1.isEmpty // Display output println(result) } } Output: false Example #2: // Scala program of isEmpty() // method // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating a set val s1 = Set() // Applying isEmpty method val result = s1.isEmpty // Display output println(result) } } Output: true Like Article Suggest improvement Previous Scala Set diff() method with example Next Scala Set mkString() method with example Share your thoughts in the comments Add Your Comment Please Login to comment...