[hcoop/debian/mlton.git] / doc / guide / src / MLtonArray.adoc

MLtonArray
==========

[source,sml]
----
signature MLTON_ARRAY =
   sig
      val unfoldi: int * 'b * (int * 'b -> 'a * 'b) -> 'a array * 'b
   end
----

* `unfoldi (n, b, f)`
+
constructs an array _a_ of length `n`, whose elements _a~i~_ are
determined by the equations __b~0~ = b__ and
__(a~i~, b~i+1~) = f (i, b~i~)__.
Commit	Line	Data
7f918cf1 CE	1	MLtonArray
	2	==========
	3
	4	[source,sml]
	5	----
	6	signature MLTON_ARRAY =
	7	sig
	8	val unfoldi: int * 'b * (int * 'b -> 'a * 'b) -> 'a array * 'b
	9	end
	10	----
	11
	12	* `unfoldi (n, b, f)`
	13	+
	14	constructs an array _a_ of length `n`, whose elements _a~i~_ are
	15	determined by the equations __b~0~ = b__ and
	16	__(a~i~, b~i+1~) = f (i, b~i~)__.