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Just another update

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Ingy döt Net 2015-02-20 00:35:01 -05:00
parent a25938f123
commit 00a190b0a6
6591 changed files with 94363 additions and 23227 deletions
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19
Task/Partial-function-application/Scala/partial-function-application.scala
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@ -1,11 +1,10 @@
def fs(f:Int=>Int, s:List[Int])=s map f
def f1(x:Int)=x*2
def f2(x:Int)=x*x
def fsf1=fs(f1,_:List[Int])
def fsf2=fs(f2,_:List[Int])
def fs[X](f:X=>X)(s:Seq[X]) = s map f
def f1(x:Int) = x * 2
def f2(x:Int) = x * x
println(fsf1(List(0,1,2,3)))
println(fsf1(List(2,4,6,8)))
println(fsf2(List(0,1,2,3)))
println(fsf2(List(2,4,6,8)))
def fsf[X](f:X=>X) = fs(f) _
val fsf1 = fsf(f1) // or without the fsf intermediary: val fsf1 = fs(f1) _
val fsf2 = fsf(f2) // or without the fsf intermediary: val fsf2 = fs(f2) _
assert(fsf1(List(0,1,2,3)) == List(0,2,4,6))
assert(fsf2(List(0,1,2,3)) == List(0,1,4,9))