Scala Queue init() method with example

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

Method Definition: def init: Queue[A]

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

Example #1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Scala program of init() 
// 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 init method 
        val result = q1.init
          
        // Display output
        print("Elements of the queue except the last one: " + result)
          
    

chevron_right


Output:

Queue(1, 3, 2, 7, 6, 5)
Elements of the queue except the last one: Queue(1, 3, 2, 7, 6)

Example #2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Scala program of init() 
// 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 init method 
        val result = q1.init
          
        // Display output
        print("Elements of the queue except the last one: " + result)
          
    

chevron_right


Output:

Queue(5, 3, 2, 7, 6, 1)
Elements of the queue except the last one: Queue(5, 3, 2, 7, 6)



My Personal Notes arrow_drop_up

Coder Machine Learner Social Activist Vocalist

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.


Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.