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Scala Map mkString() method with example

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The mkString() method is utilized to represent the elements of the map as a string.
Method Definition: def mkString: String Return Type: It returns the elements of the map as a string.
Example #1:
// Scala program of mkString()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating map
        val m1 = Map("geeks" -> 5, "for" -> 3, "cs" -> 6)
          
        // Applying mkString method 
        val result = m1.mkString
          
        // Displays output
        println(result)
    }
}

                    
Output:
geeks -> 5for -> 3cs -> 6
Example #2:
// Scala program of mkString()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating map
        val m1 = Map("geeks" -> 5, "for" -> 3, "for" -> 3)
          
        // Applying mkString method 
        val result = m1.mkString
          
        // Displays output
        println(result)
    }
}

                    
Output:
geeks -> 5for -> 3


Last Updated : 26 Jul, 2019
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