CurryInfo: base-3.4.0 / Data.List.elemIndex
definition: 
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elemIndex :: Eq a => a -> [a] -> Maybe Int elemIndex x = findIndex (x ==) |
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demand:
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no demanded arguments |
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deterministic:
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deterministic operation |
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documentation:
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Returns the index `i` of the first occurrence of an element in a list as `(Just i)`, otherwise `Nothing` is returned. |
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failfree:
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(_, _) |
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indeterministic:
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referentially transparent operation |
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infix:
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no fixity defined |
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iotype:
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{(_,_) |-> {.._#lambda508}}
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name:
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elemIndex |
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precedence:
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no precedence defined |
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result-values:
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{.._#lambda508}
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signature:
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Prelude.Eq a => a -> [a] -> Prelude.Maybe Prelude.Int |
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solution-complete:
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operation might suspend on free variables |
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terminating:
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possibly non-terminating |
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totally-defined:
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reducible on all ground data terms |