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:

// 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)

    }
}

Output:

1*2*3*5

Example #2:

// 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)

    }
}

Output:

1020305