Scala Set copyToArray() method with example

The copyToArray() method is utilized in copying the elements of the set to an Array.

Method Definition: def copyToArray(xs: Array[A], start: Int, len: Int): Unit
Parameters:
xs: It denotes the array where elements are copied. 
start: It denotes the starting index for the copy to takes place. Its default value is 0. 
len: It denotes the number of elements to copy. Its default value is length of the set.
Return Type: It returns the elements of the set to an array. 

Example #1:

Scala

// Scala program of copyToArray()
// method

// Creating object
object GfG
{

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

        // Creating sets
        val s1 = Set(1, 2, 3)

        val arr: Array[Int] = Array(0, 0, 0, 0, 0)

        // Applying copyToArray method
        s1.copyToArray(arr)

        // Displays output
        for(elem <- arr)
        println(elem)

    }
}

Output:

1
2
3
0
0

Example #2:

Scala

// Scala program of copyToArray()
// method

// Creating object
object GfG
{

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

        // Creating sets
        val s1 = Set(1, 2, 3)

        val arr: Array[Int] = Array(0, 0, 0, 0, 0)

        // Applying copyToArray method
        s1.copyToArray(arr, 1, 2)

        // Displays output
        for(elem <- arr)
        println(elem)

    }
}

Output:

0
1
2
0
0