[Haskell-cafe] Pretty Print, text or ++?

[John Van Enk]

Paul,

Something tells me you might want to look at `concat':

concat :: [[a]] -> [a]

/jve


2008/8/15 Paul Keir <pkeir at dcs.gla.ac.uk>

>  Hi there,
>
> I'm writing a pretty printer using the Text.PrettyPrint library, and
> there's a pattern I'm coming across quite often. Does anyone know whether,
>
> text (a ++ b ++ c ++ d)
> or
> text a <+> text b <+> text c <+> text d
>
> runs quicker?
>
> Cheers,
> Paul
>
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-- 
/jve
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