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#odersky-programming-in-scala-1ed #scala
You can't reassign vals
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First Steps in Scala
rintln function prints the passed string to the standard output, similar to System.out.println in Java. Step 2. Define some variables [link] Scala has two kinds of variables, vals and vars. A val is similar to a final variable in Java. <span>Once initialized, a val can never be reassigned. A var, by contrast, is similar to a non-final variable in Java. A var can be reassigned throughout its lifetime. Here's a val definition: scala> val msg = "Hello, world!&quo


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