DT大数据 scala 单例 伴生对象

SCALA 单例对象 伴生对象 DT大数据梦工厂scala的所有视频、PPT和代码在百度云盘的链接:http://pan.baidu.com/share/home?uk=4013289088#category/type=0&qq-pf-to=pcqq.group

《Scala深入浅出实战初级入门经典视频课程》http://edu.51cto.com/lesson/id-66538.html

《Scala深入浅出实战中级进阶经典视频课程》http://edu.51cto.com/lesson/id-67139.html class University{   val id = University.newStudenNo   private var number =0   def aClass(number:Int){this.number += number} }

object University{   private var studentNo = 0   def newStudenNo = {     studentNo += 1     studentNo   } }

object ObjecOps {

  def main(args: Array[String]): Unit = {         println(University.newStudenNo)     println(University.newStudenNo)           }

}