Scala Stream head() method with example

The head() method is utilized to display the first element of the stream stated.

Method Definition: def head: A

Return Type: It returns the first element of the stated Stream.

Example #1:

// Scala program of head()
// method

// Creating object
object GfG
{

    // Main method
    def main(args:Array[String])
    {

        // Creating a Stream
        val m1 = Stream(3, 6, 7, 4)

        // Applying head method
        val result = m1.head

        // Displays output
        println(result)

    }
}

Output:

3

Example #2:

// Scala program of head()
// method

// Creating object
object GfG
{

    // Main method
    def main(args:Array[String])
    {

        // Creating a Stream
        val m1 = Stream(6, 8, 9, 12)

        // Applying head method
        val result = m1.head

        // Displays output
        println(result)

    }
}

Output:

6