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Scala Stack mkString() method with a separator with example

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In Scala Stack class, the mkString() method is utilized to display all the elements of the stack in a string along with a separator.

Method Definition: def mkString(sep: String): String

Return Type: It returns all the elements of the stack in a string along with a separator.

Example #1:




// Scala program of mkString() 
// method 
   
// Import Stack 
import scala.collection.mutable._
   
// Creating object 
object GfG 
   
    // Main method 
    def main(args:Array[String]) 
    
       
        // Creating stack
        val s1 = Stack(1, 2, 3, 4
           
        // Print the stack 
        println(s1
            
        // Applying mkString method  
        val result = s1.mkString(", ")
           
        // Display output 
        print("Stack: " + result) 
          
    

Output:

Stack(1, 2, 3, 4)
Stack: 1, 2, 3, 4

Example #2:




// Scala program of mkString() 
// method 
   
// Import Stack 
import scala.collection.mutable._
   
// Creating object 
object GfG 
   
    // Main method 
    def main(args:Array[String]) 
    
       
        // Creating stack
        val s1 = Stack("Geeks", "for", "Geeks"
           
        // Print the stack 
        println(s1
            
        // Applying mkString method  
        val result = s1.mkString(", ")
           
        // Display output 
        print("Stack: " + result) 
          
    

Output:

Stack(Geeks, for, Geeks)
Stack: Geeks, for, Geeks

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Last Updated : 03 Nov, 2019
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