偏函数及其简写形式_偏函数符号-CSDN博客

网站介绍:文章浏览阅读119次。object PartFun { def main(args: Array[String]): Unit = { val ls: List[Any] = List("wnn","a","b",1,2,3,10.0,11.0,true) val f: PartialFunction[Any, Int] =new PartialFunction[Any,Int] { override def isDefinedAt(x: Any): Boolean = { x.is_偏函数符号