Scala List addString() method with example

The addString() method is utilized to append all the elements of the list to a string builder.

Method Definition: def addString(b: StringBuilder): StringBuilder

Return Type: It returns the elements of the list to a string builder.

Example #1:

// Scala program of addString()
// method

// Creating object
object GfG
{

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

        // Creating a list
        val m1 = List(1, 3, 5, 2)

        // Applying addString method
        val res = m1.addString(new StringBuilder())

        // Displays output
        println(res)

    }
}

Output:

1352

Example #2:

// Scala program of addString()
// method

// Creating object
object GfG
{

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

        // Creating a list
        val m1 = List(1, 1, 5, 2)

        // Applying addString method
        val res = m1.addString(new StringBuilder())

        // Displays output
        println(res)

    }
}

Output:

1152