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Scala Set size() method with example
  • Last Updated : 18 Oct, 2019

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



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