Catamorphism: Difference between revisions

Content added Content deleted
(Undo revision 324479 by Drkameleon (talk))
(added Arturo)
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{{out}}
{{out}}
<pre>{55, 3628800, "10987654321"}</pre>
<pre>{55, 3628800, "10987654321"}</pre>

=={{header|Arturo}}==

<lang rebol>; find the sum, with seed:0 (default)
print fold [1 2 3 4] => (+)

; find the product, with seed:1
print fold [1 2 3 4] .seed:1 => (*)</lang>

{{out}}

<pre>10
24</pre>


=={{header|BBC BASIC}}==
=={{header|BBC BASIC}}==