Scala Queue reverse() method with example

The reverse() method is utilized to return a queue with the reverse order.

Method Definition: def reverse: Queue[A]

Return Type: It returns a queue with the reverse order.

Example #1:

// Scala program of reverse()
// method

// Import Queue
import scala.collection.mutable._

// Creating object
object GfG
{

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

        // Creating a queue
        val q1 = Queue(1, 2, 3, 4, 5)

        // Print the queue
        println(q1)

        // Applying reverse method
        val result = q1.reverse

        // Display output
        print("Reversed queue: " + result)

    }
}

Output:

Queue(1, 2, 3, 4, 5)
Reversed queue: Queue(5, 4, 3, 2, 1)

Example #2:

// Scala program of reverse()
// method

// Import Queue
import scala.collection.mutable._

// Creating object
object GfG
{

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

        // Creating a queue
        val q1 = Queue(5, 2, 13, 7, 1, 3)

        // Print the queue
        println(q1)

        // Applying reverse method
        val result = q1.reverse

        // Display output
        print("Reversed queue: " + result)

    }
}

Output:

Queue(5, 2, 13, 7, 1, 3)
Reversed queue: Queue(3, 1, 7, 13, 2, 5)