object exc2 extends Application { def foo() = { while (true) { try { Console.println("foo") } catch { …
Scala 源代码
Scala,一种兼具面向对象与函数式编程特性的高级语言,以其简洁优雅的语法、强大的并发处理能力及与Java生态系统的无缝集成而闻名。广泛应用于大数据处理、Web开发以及构建高性能服务器等领域。对于电子工程师而言,掌握Scala不仅能够提升个人编程技能,还能在设计复杂系统时提供更灵…
object M { def f = 3; }
object A1 { object A2 { class X { def unapply(v : Int) = Some(v + 1) } } } object C { def main(args: Array[String]) { …
case class A(x: int) class B(x: int) extends A(x) object Test extends Application { Console.println(A(1) == new B(1)) }
object A1 { object A2 { class X { def unapply(v : Int) = Some(v + 1) } } } object B1 { object B2 { val q = new A1.A2.X…
object Test extends Application { val a = Array(1,3).takeWhile(_ < 2) val b = Array(1,3).dropWhile(_ < 2) println(a.toString…
object Test { abstract class Base { val U: { def apply[A](x1: A)(x2: int): Any } U("xyz")(2) } class Mix e…
object Test { class Foo[T] type C[T] = Foo[_
object Test { val x = Nil val x2: Nil = x val y = None val y2:None = y Console.println("Okay") }
class A { def appply(): Int = 0 def update(n: Int) {} } class B extends A { this() this()=1 super() super()=1 }