Map (higher-order function): Difference between revisions

Revision as of 21:33, 27 October 2018

Revision as of 08:25, 29 October 2018

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map _ [] = []

map f (x : xs) = f x : map f xs

</syntaxhighlight>Now, suppose we have a list of integers <code>[0, 5, 8, 3, 2, 1]</code> and we want to map it with the function <math>f(x) = x + 1</math>, you can see below a view of each stepsstep of the mapping process :

[[File:Mapping-steps-loillibe-new.gif|alt=applying map function processing steps|none|thumb|480x480px|View of processing steps when applying map function on a list]]