Scala ListSet size() method with example

In Scala ListSet, size() method is utilized to find the number of elements of the stated listSet.

Method Definition: def size(): Int Return Type: It returns the number of elements in the stated listSet.

Example 1:

Scala

// Scala program of size()
// method
import scala.collection.immutable._
// Creating object
object GfG
{

    // Main method
    def main(args:Array[String])
    {

        // Creating a listset
        val m1 = ListSet(1, 2, 3, 4, 5)

        // Applying size method
        val result = m1.size

        // Displays output
        println(result)

    }
}

Output:

5

Example 2:

Scala

// Scala program of size()
// method
import scala.collection.immutable._
// Creating object
object GfG
{

    // Main method
    def main(args:Array[String])
    {

        // Creating a listset
        val m1 = ListSet(1, 2)

        // Applying size method
        val result = m1.size

        // Displays output
        println(result)

    }
}

Output:

2