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Scala ListSet sum() method with example

  • Last Updated : 03 Nov, 2019


In Scala ListSet, sum() method is utilized to add all the elements of the stated listSet.

Method Definition: def sum(num: math.Numeric[B]): B
Return Type: It returns the sum of all the elements of the listSet.

Example 1:




// Scala program of sum() 
// method 
import scala.collection.immutable._
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating a list 
        val m1 = ListSet(1, 2, 3, 4, 5, 7
          
        // Applying sum method 
        val result = m1.sum 
          
        // Displays output 
        println(result) 
      
    
Output:
22

Example 2:




// Scala program of sum() 
// method 
import scala.collection.immutable._
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating a list 
        val m1 = ListSet(1, -2
          
        // Applying sum method 
        val result = m1.sum 
          
        // Displays output 
        println(result) 
      
    
Output:
-1



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