Scala Iterator mkString() method with a separator with example

This method is same as mkString() method but here a separator is included.

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

Return Type: It returns the string representation of the stated collection with a given separator.

Example #1:

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// Scala program of mkString()
// method with a separator
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating an Iterator 
        val iter = Iterator(1, 2, 3, 5)
          
        // Applying mkString method 
        val result = iter.mkString("*")
          
        // Displays output
        println(result)
      
    }
}

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Output:

1*2*3*5

Example #2:

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// Scala program of mkString()
// method with a separator
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating an Iterator 
        val iter = Iterator(1, 2, 3, 5)
          
        // Applying mkString method 
        val result = iter.mkString("0")
          
        // Displays output
        println(result)
      
    }
}

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Output:

1020305



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