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Scala TreeSet size() method with example

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The size() method is utilized to return the number of elements present in the TrreSet.
Method Definition: def size: Int Return Type: It returns the number of elements present in the TreeSet.
Example #1:
// Scala program of size() 
// method 
  
// Import TreeSet
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating TreeSet
        val t1 = TreeSet(3, 1, 5, 2, 4)  
            
        // Print the TreeSet 
        println(t1
          
        // Applying size method  
        val result = t1.size
            
        // Displays output  
        print("Size of the TreeSet: " + result) 
          
    

                    
Output:
TreeSet(1, 2, 3, 4, 5)
Size of the TreeSet: 5
Example #2:
// Scala program of size() 
// method 
  
// Import TreeSet
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating TreeSet
        val t1 = TreeSet(3, 1, 5, 2, 4, 10, 6, 9, 7, 8)  
            
        // Print the TreeSet 
        println(t1
          
        // Applying size method  
        val result = t1.size
            
        // Displays output  
        print("Size of the TreeSet: " + result) 
          
    

                    
Output:
TreeSet(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
Size of the TreeSet: 10


Last Updated : 11 Nov, 2019
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