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-- Exercising Numeric.readSigned a bit
--
module Main(main) where
import Numeric
main =
let
ls = ["3489348394032498320438240938403","0","-1","1","34323","2L","012","0x23","3243ab"]
present str f ls =
sequence (map (\ v -> putStr ('\n':str ++
' ': v ++
" = " ++
(show (f v)))) ls)
in
do
present "(readDec::ReadS Integer)" (readDec::ReadS Integer) ls
present "(readDec::ReadS Int)" (readDec::ReadS Int) ls
present "(readOct::ReadS Integer)" (readOct::ReadS Integer) ls
present "(readOct::ReadS Int)" (readOct::ReadS Int) ls
present "(readHex::ReadS Integer)" (readHex::ReadS Integer) ls
present "(readHex::ReadS Int)" (readHex::ReadS Int) ls
putStrLn ""
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