#classes #scala
You already have seen all the examples using singleton objects where you called Scala's main method.
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Scala Classes & Objects singleton is a class that can have only one instance, i.e., object. You create singleton using the keyword object instead of class keyword. Since you can't instantiate a singleton object, you can't pass parameters to the primary constructor. <span>You already have seen all the examples using singleton objects where you called Scala's main method. Following is the same example of showing singleton:
import java.io._
class Point(val xc: Int, val yc: Int) {
var x: Int = xc
var y: Int = yc
def move(dx: Int, dy: Int) {
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