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Generalize the syntax of function types #79

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Nov 5, 2019
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Generalize the syntax of function types #79

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6 changes: 6 additions & 0 deletions src/main/scala/scalatutorial/sections/HigherOrderFunctions.scala
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Expand Up @@ -80,6 +80,12 @@ object HigherOrderFunctions extends ScalaTutorialSection {
*
* So, `Int => Int` is the type of functions that map integers to integers.
*
* Similarly, `(A1, A2) => B` is the type of functions that take two arguments
* (of types `A1` and `A2`, respectively) and return a result of type `B`.
*
* More generally, `(A1, ..., An) => B` is the type of functions that take `n`
* arguments (of types `A1` to An`) and return a result of type `B`.
*
* = Anonymous Functions =
*
* Passing functions as parameters leads to the creation of many small functions.
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