Name Rascal/Libraries/Prelude/List/getOneFrom

Synopsis Pick a random element from a list.

Function &T getOneFrom(list[&T] lst)

Usage import List;

Description Get an arbitrary element from a list. See takeOneFrom for a function that also removes the selected element.

Examples

rascal>import List;
ok
rascal>getOneFrom(["zebra", "elephant", "snake", "owl"]);
str: "owl"
rascal>getOneFrom(["zebra", "elephant", "snake", "owl"]);
str: "snake"
rascal>getOneFrom(["zebra", "elephant", "snake", "owl"]);
str: "zebra"

Questions

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