User input/Text: Difference between revisions
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→{{header|Haskell}}: As written, this solution was incorrect, since it would sometimes only print the prompts after the input had been received. |
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=={{header|Haskell}}== |
=={{header|Haskell}}== |
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<lang haskell> |
<lang haskell> |
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import System.IO (hFlush, stdout) |
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main = do |
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putStr "Enter a string: " |
putStr "Enter a string: " |
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hFlush stdout |
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str <- getLine |
str <- getLine |
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putStr "Enter an integer: " |
putStr "Enter an integer: " |
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hFlush stdout |
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num <- readLn :: IO Int |
num <- readLn :: IO Int |
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putStrLn $ str ++ (show num)</lang> |
putStrLn $ str ++ (show num)</lang> |
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Note: <tt>:: IO Int</tt> is only there to disambiguate what type we wanted from <tt>read</tt>. If <tt>num</tt> were used in a numerical context, its type would have been inferred by the interpreter/compiler. |
Note: <tt>:: IO Int</tt> is only there to disambiguate what type we wanted from <tt>read</tt>. If <tt>num</tt> were used in a numerical context, its type would have been inferred by the interpreter/compiler. |
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Note also: Haskell doesn't automatically flush stdout when doing input, so explicit flushes are necessary. |
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=={{header|Java}}== |
=={{header|Java}}== |
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