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on 16-Apr-2015 (Thu)

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#odersky-programming-in-scala-2ed #scala
A result type of Unit indicates the function returns no interesting value. Scala’s Unit type is similar to Java’s void type
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#odersky-programming-in-scala-2ed #scala
in Scala, as in Java, you must put the boolean expression for a while or an if in parentheses. (In other words, you can’t say in Scala things like if i < 10 as you can in a language such as Ruby. You must say if (i < 10) in Scala.)
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#odersky-programming-in-scala-2ed #scala
Scala does use semicolons to separate statements as in Java, except that in Scala the semicolons are very often optional
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