Scala Library Documentation
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scala/Function1.scala
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trait
Function1[-T1, +R]
extends
AnyRefFunction with 1 parameters.
In the following example the definition of
succ
is a shorthand for the anonymous class definition
anonfun1
:
object Main extends Application { val succ = (x: Int) => x + 1 val anonfun1 = new Function1[Int, Int] { def apply(x: Int): Int = x + 1 } Console.println(succ(0)) Console.println(anonfun1(0)) }
Method Summary | |
def
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andThen
[A](g : (R) => A) : (T1) => A
(f andThen g)(x) = g(f(x))
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abstract def
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apply (v1 : T1) : R |
def
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compose
[A](g : (A) => T1) : (A) => R
(f compose g)(x) = f(g(x))
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override def
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toString : java.lang.String |
Methods inherited from AnyRef | |
getClass, hashCode, equals, clone, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized |
Methods inherited from Any | |
==, !=, isInstanceOf, asInstanceOf |
Method Details |
Scala Library Documentation
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