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[Caml-list] Why do input* and readdir throw End_of_file ... annoying!
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| Date: | -- (:) |
| From: | Fabrice Le Fessant <lefessan@t...> |
| Subject: | Re: [Caml-list] Why do input* and readdir throw End_of_file ... annoying! |
> On Fri, Jun 06, 2003 at 07:43:04PM +0100, Richard Jones wrote:
> > The problem is that there doesn't seem to be a way to write the
> > loop function using readdir. eg:
Why don't you use the while ... do ... done loop instead with an
external reference ?
let list = ref [] in
let dir = opendir "......." in
try
while true do
match readdir dir with
"." | ".." -> ()
| filename -> list := filename :: !list
done
with End_of_file -> !list
Recursive functions are elegant to use, but sometimes, it is simpler
to use simple loops instead.
- Fabrice
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