[GHC] #3315: Add generalised "lookup" function

[GHC]

#3315: Add generalised "lookup" function
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    Reporter:  skorpan           |        Owner:                  
        Type:  feature request   |       Status:  closed          
    Priority:  normal            |    Milestone:                  
   Component:  Prelude           |      Version:  6.11            
    Severity:  minor             |   Resolution:  wontfix         
    Keywords:                    |   Difficulty:  Unknown         
    Testcase:                    |           Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |  
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Changes (by igloo):

  * status:  new => closed
  * difficulty:  => Unknown
  * resolution:  => wontfix

Comment:

 Please see http://www.haskell.org/haskellwiki/Library_submissions for how
 to propose changes to the core libraries.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3315#comment:1>
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