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notyy/gist:2077987

Created March 18, 2012 17:22
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andThen
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gistfile1.scala
def step1 : Int => Int = _ + 2
def step2: Int => String = _.toString
def step3: String => Unit = (s) => println(s + " good")
val all = step1 andThen step2 andThen step3
----------------------------------------
scala> :l AndThen.scala
Loading AndThen.scala...
step1: Int => Int
step2: Int => String
step3: String => Unit
all: Int => Unit = <function1>
scala> all(2)
4 good
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