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scala

Pattern Matching of Sealed Classes

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scala

What will be printed out as the result of the following code execution? object Main extends App { val str = "one" val digit = str match { case "one" => 1 case "two" => 2 case "three" => 3 case _ => -1 } println(digit) }

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scala

@switch annotatition

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scala

What will be printed into the console? val Constant = 'Q' def tokenMe(ch: Char) = (ch: @switch) match { case ' ' | '\t' | '\n' => 1 case 'A' | 'Z' | '$' => 2 case '5' | Constant => 3 case _ => 4 } println(tokenMe('5'))

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