abstract class A { override def toString(): String // crucial def toString(sb: StringBuilder): StringBuilder // crucial } c…
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 Test extends Application { val src = scala.io.Source.fromString("") val parser = xml.parsing.ConstructingParser.fromSou…
object Magic { abstract class A[T1,T2]() { trait C { type T; } trait C1 extends C { type T = T1; } trait…
object Test extends Application { class MacGuffin object A { var x : { type T >: Null u.type#T) : u.type#T = { …
object t0732 extends Application { val x1 = println(x1 \ "@b") val x2 = println(x2 \ "@b") val x3 = println(x3 \ "@…
object foo { def main(args: Array[String]) { abstract class A[T] { def myVal: T } class B[T](value: T) extends…
object exc1 extends Application { def foo(): unit = { while (true) { try { } catch { case ex: Exception …
abstract class Tree case class Foo(xs: List[Int]) extends Tree object test extends Application { Foo(Nil) match { case Foo(…
object Test extends Application { case class A case class B extends A println(A()) println(B()) }
object t0727 extends Application { val arr = Array("foo") println(arr.isInstanceOf[Array[String]]) println(Array("foo").isIn…