Difference between revisions of "La ce folosim operatorul !! (dublu semn de exclamare) ?"
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Tomjaguarpaw (talk | contribs) (Deleting page that hasn't been edited for over 10 years) |
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| − | [[Category:Ro]] |
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| − | Este folosit pentru a extrage al n-lea element dintr-o lista, n fiind numar intreg. |
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| − | '''Iata un exemplu de dialog cu interpretorul:''' |
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| − | Prelude> :t (!!) |
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| − | (!!) :: [a] -> Int -> a |
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| − | Prelude> (!!) [1,2,3,5] 0 |
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| − | 1 |
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| − | Prelude> (!!) [1,2,3,5] 1 |
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| − | 2 |
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| − | Prelude> (!!) [1,2,3,5] 2 |
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| − | 3 |
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| − | Prelude> (!!) [1,2,3,5] 3 |
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| − | 5 |
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| − | Prelude> (!!) [1,2,3,5] 4 |
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| − | Program error: Prelude.!!: index too large |
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| − | ---- |
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| − | Pagina indexata la indexul [[Category:Ro]] [http://www.haskell.org/haskellwiki/Category:Ro Categories:Ro] |
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| − | ---- |
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| − | [http://www.haskell.org/haskellwiki/Ro/Haskell <= Inapoi la pagina principala Ro/Haskell. ]<br> <br> |
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| − | [http://www.haskell.org/haskellwiki/Intrebarile_incepatorului <'''-''' Inapoi la Intrebarile incepatorului Ro/Haskell. ] |
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