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scala: correct format

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Ha-Duong, NGUYEN 2015-08-03 15:49:15 +07:00
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commit 8c06438ec9
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@ -48,7 +48,7 @@ println(10)
print("Hello world")
// Declaring values is done using either var or val.
// val declarations are immutable, whereas var's are mutable. Immutability is
// val declarations are immutable, whereas vars are mutable. Immutability is
// a good thing.
val x = 10 // x is now 10
x = 20 // error: reassignment to val