CurryInfo: extra-3.0.0 / Data.Tuple.Extra.first
definition: 
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first :: (a -> b) -> (a, c) -> (b, c) first f (x, y) = (f x, y) |
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demand:
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argument 2 |
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deterministic:
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deterministic operation |
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documentation:
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Apply a function to the first component of a tuple. |
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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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{(_,{(,)}) |-> {(,)}}
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name:
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first |
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precedence:
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no precedence defined |
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result-values:
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{(,)}
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signature:
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(a -> b) -> (a, c) -> (b, c) |
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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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yes |
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totally-defined:
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reducible on all ground data terms |