9 lines
511 B
Scala
9 lines
511 B
Scala
var d = "Hello" // Mutables are discouraged //> d : String = Hello
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d += ", World!" // var contains a totally new re-instantiationed String
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val s = "Hello" // Immutables are recommended //> s : String = Hello
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val s1 = s + s //> s1 : String = HelloHello
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val f2 = () => " !" //Function assigned to variable
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//> f2 : () => String = <function0>
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println(s1 + f2()); //> HelloHello !
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