【无标题】Scala 中的伴生类 - 伴生对象

【无标题】Scala 中的伴生类 - 伴生对象

object TT {

  def main(args: Array[String]): Unit = {
    val clerk = new Clerk
    clerk.showInfo()
    Clerk.test(clerk)
  }
}


class Clerk {
  var name: String = "jack"
  private var sal: Double = 9999.9
  protected var age = 10
  var job: String = "大数据工程师"

  def showInfo(): Unit = {
    //在本类可以使用私有的
    println(" name " + name + "n sal= " + sal)
  }
}


object Clerk {
  def test(c: Clerk): Unit = {
    //这里体现出在伴生对象中，可以访问c.sal
    println("test() name=" + c.name + "n sal= " + c.sal)
  }
}