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Parse Error Haskell


Select Only Printed Out Cells AAA+BBB+CCC+DDD=ABCD Are there any circumstances when the article 'a' is used before the word 'answer'? I knew tabs were horrible but still used just because it never gave me an issue before. Python is my primary language so that's pretty much beaten into me already. :) –Chad Miller Jan 18 '14 at 4:44 6 In that case, the rule is simple: every Can a nuclear detonation on Moon destroy life on Earth? have a peek here

To find the number of X completed, when can I subtract two numbers and when do I have to count? Previous company name is ISIS, how to list on CV? I'm currently using TextEdit to write the code, with the plain text setting on. N(e(s(t))) a string Fill in the Minesweeper clues Why do jet engines smoke? see this

Parse Error On Input =' Ghci

For information, I use Ubuntu 10.4 and the version of ghc6 is 6.12.1-12 haskell share|improve this question edited Aug 19 '15 at 14:46 atc 3,38222648 asked May 31 '11 at 8:35 One example that recently (in April, 2008) appeared on the Haskell-Cafe mailing list (see the reply post Re: Embedding newlines into a string?) was the following. haskell share|improve this question edited Mar 29 '13 at 22:43 hammar 113k9227335 asked Mar 29 '13 at 22:39 Lesi Alex 2113 2 I highly recommend using a good editor for Also, any code I post will likely cause errors since readers will assume that there's an ordinary space there. –mcandre Aug 10 '10 at 13:27 Hence why hard tabs

Tabs in haskell are defined to be 8 spaces, which is a lot more than people often expect/set their editor to, so it is always advised that you use spaces. Should I tell potential employers I'm job searching because I'm engaged? Anyway, there are even few options for vim. Haskell Parse Error On Input If From the Haskell 2010 Report, section "Layout": Tab stops are 8 characters apart.

permalinkembedsaveparentgive gold[–]shakleton42 0 points1 point2 points 2 years ago(0 children)I don't know exactly but I suppose it has to do with the level of indentation. Haskell Parse Error Possibly Incorrect Indentation Any help appreciated. Output the Hebrew alphabet How can wrap text into two columns? http://stackoverflow.com/questions/412828/haskell-parser-error-in-where-clause asked 4 years ago viewed 2080 times active 7 months ago Get the weekly newsletter!

Russell.) 2 See also What a Monad is not Retrieved from "https://wiki.haskell.org/index.php?title=Common_Misunderstandings&oldid=60549" Category: FAQ Navigation Haskell Wiki community Recent changes Random page Tools What links here Related changes Special pages Printable Parse Error On Input Arrow Not the answer you're looking for? the number has to be an integer when I print it, but this code gives me a parse error: main = do { putStrLn "Please enter the number" number <- getLine permalinkembedsaveparentgive gold[–]eigenduck 1 point2 points3 points 2 years ago(0 children)The layout rules mean that it matters how far a line is indented.

Haskell Parse Error Possibly Incorrect Indentation

Are illegal immigrants more likely to commit crimes? http://stackoverflow.com/questions/21199840/parse-error-on-input-in-haskell Here are some mistakes that have been observed from multiple sources. 1.1 Indentation Perhaps the first trip-up - you might understand that indentation defines where a code block starts and the Parse Error On Input =' Ghci y: z; The above is valid C code, a ternary operation, that's used quite commonly as a shortcut to typing out a full if-then-else block. Haskell Parse Error On Input Let You might want to add to the front instead and reverse the list when you're done.

This answer illustrates this point with an example, and may provide more working insight into the nature of IO and ghci. navigate here Edit: Makes perfect sense to me now. Where's the 0xBEEF? Browse other questions tagged haskell or ask your own question. Parse Error In Pattern Haskell

share|improve this answer answered Jul 29 '14 at 10:59 Jonas Maurer 414 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Like they are right now. –jrockway Aug 9 '10 at 1:50 4 Python handles hard tabs excellently. Related 761Getting started with Haskell309What is Haskell actually useful for?88Haskell error parse error on input `='0Haskell, parse error in input 'if'0haskell parse error on input '<-'4Haskell parse error on input 'if'?0haskell http://back2cloud.com/parse-error/parse-error-on-input-where-haskell.php Related 494Haskell: difference between . (dot) and $ (dollar sign)172What does the exclamation mark mean in a Haskell declaration?761Getting started with Haskell82What does the “@” symbol mean in reference to lists

Another way of writing hanoi_shower, using map, is as follows: hanoi_shower :: Show a => [(a, a)] -> String hanoi_shower moves = unlines (map move moves) where move (a, b) = Parse Error On Input Case What to do with my pre-teen daughter who has been out of control since a severe accident? permalinkembedsaveparentgive gold[–]quchen 4 points5 points6 points 2 years ago(0 children)Just to clarify what you said a bit more, a \t is not necessarily eight spaces, only a tabstop is.

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Browse other questions tagged haskell or ask your own question. Why? –isomorphismes Aug 5 '13 at 15:33 8 @Bakuriu Yes but the author tell you to write your definitions in an external file and load it within GHCI, not to How can wrap text into two columns? Haskell Parse Error On Input Module x = b?

Privacy policy About HaskellWiki Disclaimers current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. and Why one indent doesn't work?1Haskell, possible indentation error that I can't get rid of 0Haskell: What's my indent error17Haskell and Vim: Proper Indentation0Whats the indentation error in this example program?3Is permalinkembedsaveparentgive goldaboutblogaboutsource codeadvertisejobshelpsite rulesFAQwikireddiquettetransparencycontact usapps & toolsReddit for iPhoneReddit for Androidmobile websitebuttons<3reddit goldredditgiftsUse of this site constitutes acceptance of our User Agreement and Privacy Policy (updated). © 2016 reddit inc. this contact form Additionally, you need more parenthesis (for pattern matching the list and for the argument to add).

Putting all of this together, this code should hopefully do what you intended: addNums key num = add [] key num where add res [] _ = res add res (a:as) Are there any historically significant examples? I put four spaces for each tab. skinny = ...

On the topic of indentations: tabs will not work. Join them; it only takes a minute: Sign up parse error on input `=' in Haskell up vote 2 down vote favorite 1 I wrote the following function in Haskell coordenadas Didn't know that could make a difference.