Erlang (programming language)/Tutorials/Lists

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Lists Module

Map

6> Sqrt = fun(X) -> math:sqrt(X) end.
#Fun<erl_eval.6.56006484>

7> lists:map(Sqrt,[1,2,3,4]).
[1.00000,1.41421,1.73205,2.00000]

Sort

lists:sort([2,4,3,5]).
[2,3,4,5]