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Companion Objects in Scala

Sumit Rawal answered on September 1, 2023 Popularity 6/10 Helpfulness 1/10

answer Companion Objects in Scala

Companion Objects in Scala

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class Circle(val radius: Double) {
  import Circle._ // Import the companion object's members
  
  def area: Double = calculateArea(radius)
}

object Circle {
  private def calculateArea(r: Double): Double = Math.PI * r * r
  
  def apply(radius: Double): Circle = new Circle(radius)
  
  def main(args: Array[String]): Unit = {
    val circle = Circle(5.0) // Using the factory method
    println(s"Circle area: ${circle.area}")
  }
}

Popularity 6/10 Helpfulness 1/10 Language scala

Source: chat.openai.com

Tags: scala

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Contributed on Sep 01 2023

Sumit Rawal

0 Answers Avg Quality 2/10

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