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Programming-Idioms

History of Idiom 12 > diff from v57 to v58

Edit summary for version 58 by lalaland:
[Haskell] common syntax
↷

Version 57

2017-05-21, 22:11:30

Version 58

2017-10-17, 13:15:33

Idiom #12 Check if list contains a value

Check if list contains a value x.
list is an iterable finite container.

Illustration

Idiom #12 Check if list contains a value

Check if list contains a value x.
list is an iterable finite container.

Illustration
Extra Keywords
array vector
Extra Keywords
array vector
Code 
x `Data.Foldable.elem` list
Code 
x `elem` list
Doc URL
http://hackage.haskell.org/package/base-4.8.1.0/docs/Data-Foldable.html#v:elem
Doc URL
http://hackage.haskell.org/package/base-4.8.1.0/docs/Data-Foldable.html#v:elem