Tutorial on Writing Modular Programs in Scala

Tutorial on Writing Modular Programs in ScalaMartin Odersky and Gilles Dubochet13 September 2006Tutorial on Writing Modular Programs in Scala Martin Odersky and Gilles Dubochet 1 of 45Welcome to the Scala tutorial at JMLC 2006A half-day tutorial on the Scala programming language.A rapid, no-frills, presentation of Scala as a language forwriting modular programs.For Java or related programmers.Be advised, you will work too: this is an interactive hands-ontutorial: get your computer ready!Tutorial on Writing Modular Programs in Scala Martin Odersky and Gilles Dubochet 2 of 45Meeting ScalaPattern matchingFunctionsMixinsHigher-order FunctionsThis afternoon’s plan1 Meeting Scala2 Pattern matching3 Functions4 Mixins5 Higher-order FunctionsTutorial on Writing Modular Programs in Scala Martin Odersky and Gilles Dubochet 3 of 45Meeting ScalaPattern matching Scala as a Java cloneFunctions Pushing the envelopeMixins Hands-onHigher-order FunctionsScala vs. JavaAt first glance, Scala is similar to Java (or C]).or rather everything Java has to offer can be found in Scala.Scala is object-oriented, statically typed, throws exceptions,etc.Scala’s syntax will look familiar to Java programmers.Scala compiles to Java bytecode: it runs on any JVM.Scala even shares Java’s libraries: all classes and methodsdefined as a Java libraries are transparently accessible fromScala code.Tutorial on Writing Modular Programs in Scala Martin Odersky and Gilles Dubochet 4 ...