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Scala Queue tail() method with example

  • Last Updated : 29 Oct, 2019

The tail() method is utilized to return a new queue that consists of all the elements except the first one.

Method Definition: def tail: Queue[A]

Return Type: It return a new queue that consists of all the elements except the first one.

Example #1:




// Scala program of tail() 
// method 
  
// Import Queue  
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating queues 
        val q1 = Queue(1, 3, 2, 7, 6, 5
          
        // Print the queue
        println(q1)
          
        // Applying tail method 
        val result = q1.tail
          
        // Display output
        print("Tail of the queue: " + result)
          
    
Output:
Queue(1, 3, 2, 7, 6, 5)
Tail of the queue: Queue(3, 2, 7, 6, 5)

Example #2:




// Scala program of tail() 
// method 
  
// Import Queue  
import scala.collection.mutable._
  
// Creating object 
object GfG 
  
    // Main method 
    def main(args:Array[String]) 
    
      
        // Creating queues 
        val q1 = Queue(5, 3, 2, 7, 6, 1
          
        // Print the queue
        println(q1)
          
        // Applying tail method 
        val result = q1.tail
          
        // Display output
        print("Tail of the queue: " + result)
          
    
Output:
Queue(5, 3, 2, 7, 6, 1)
Tail of the queue: Queue(3, 2, 7, 6, 1)



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