Re: [Haskell-cafe] How to use "bracket" properly ?

On Mon, Oct 19, 2009 at 9:18 AM, Ketil Malde wrote:

zaxis writes:

...

winSSQ count noRed noBlue = do     let yesRed =  [1..33] \\ noRed     let yesBlue = [1..16] \\ noBlue     bracket (openFile "ssqNum.txt" WriteMode) (hClose) (\hd1 -> pickSSQ count yesRed yesBlue hd1)

...

It works very well. However, as i am used to C style so i want convert it into

...

winSSQ count noRed noBlue = do {     let yesRed =  [1..33] \\ noRed;

                           ^^^     ^ Didn't you just comment out your semicolons?

Hi Ketil, That's the first thing I thought when I read this code, then I realised.... those aren't comment delimiters in Haskell! :-) D -- Dougal Stanton dougal@dougalstanton.net // http://www.dougalstanton.net