Difference between revisions of "Singleton list confusion"
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− | + | [http://www.haskell.org/pipermail/haskell-cafe/2008-April/041496.html testing for same characters in lists of strings], | |
− | + | [http://www.haskell.org/pipermail/haskell-cafe/2008-April/041556.html Pattern match failure] | |
[[Category:Syntax]] | [[Category:Syntax]] |
Revision as of 15:47, 10 April 2008
Why do Haskell newcomers frequently believe, that list variables must be enclosed in brackets?
People sometimes write argument patterns like [x]
, hoping that x
will assume all values of a list successively.
Maybe it is some kind of list comprehension.
See for example Haskell-Cafe about testing for same characters in lists of strings, Pattern match failure