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definition:
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read :: Read a => String -> a
read s = case [x | (x, t) <- reads s, ("", "") <- lex t] of
[x] -> x
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demand:
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argument 1
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deterministic:
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deterministic operation
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documentation:
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--- Reads data of the given type from a string.
--- The operations fails if the data cannot be parsed.
--- For instance `read "42" :: Int` evaluates to `42`,
--- and `read "hello" :: Int` fails.
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failfree:
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<FAILING>
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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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read
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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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Read a => [Char] -> a
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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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possibly non-reducible on same data term
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