imp

package reg

object reg04 {
  def main(args: Array[String]): Unit = {
    val content = scala.io.Source.fromFile("address.txt").mkString
    println("读入进来的内容是：")
    println(content)
    val reg = "1[35678]\d{9}".r
    val newContent = reg.replaceAllIn(content,m =>{
      m.toString().substring(0,3)+"****" + m.toString().substring(7)
    })
    println("替换之后的内容是：")
    println(newContent)
  }

}

package imp

object imp01 {
  implicit def double2Int(d:Double):Int = {
    println("double2Int被调用了......")
    d.toInt
  }
  def main(args:Array[String]):Unit = {
    var i:Int = 1.1
    var d:Double = 1
  }

}