[Haskell-cafe] handling read exceptions

S. Alexander Jacobson alex at alexjacobson.com
Mon Apr 12 13:18:51 EDT 2004


I mean catch the read exception without escaping
all the way out to the IO monad.

-Alex-

On Mon, 12 Apr 2004, S. Alexander Jacobson wrote:

> I want to read strings that look like "2"  or
> "hello" into values of type Integer or String.
> The problem is that read requires that strings be
> read as "\"hello\"".  Is there a way either to
> convince read to not require wrapping quotation
> marks or, alternetively, to catch a read
> exception, and do something sane?
>
> -Alex-
>
> _________________________________________________________________
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> tel:917-770-6565                       http://alexjacobson.com
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_________________________________________________________________
S. Alexander Jacobson                  mailto:me at alexjacobson.com
tel:917-770-6565                       http://alexjacobson.com


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