第84讲:Scala中List和ListBuffer设计实现思考
1 list的设计实现思考 2 listBuffer设计实现 listBuffer高效
final case class ::[B](private var hd:b,private[scala] var t1:List[B] extends List[B] ){ override def head :B=hd override def tail :list[B]=t1 override def isEmpty :Boolean=false
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