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[Hans Zaunere]

--- Jeremy Hise <jhise at linuxforbusiness.org> wrote:
> Hi:
> 
> I've got a PHP script that seems to be executing twice.
> 
> The page basically does the following:
> 
> 1) Accept FORM vars from posting page
> 2) Checks to see if a any records already contain the value posted
> 3) If not, send that value to a stored procedure that inserts it
> 4) If so, alert the user and bail
> 
> However, when I call this page, I get the results from #4. Even
> though
> the value doesn't exist in the database. If I exit after #2 and
> before #
> 3, it tells me that #3 should fire. But #4 does...which would
> indicate
> that the code is executing twice...which just seems ridiculous to me.

Check that you're breaking out of nested loops properly and have
explicit elses/breaks where needed extra - watch for the
waterfall/fall-through effect.

> 
> As a side note, the machine that is running this has a history of odd
> behavior including:
> 
> 1) PHP randomly stops rendering HTML
> 2) Random/garbage Oracle output

Versions/platform?  I've seen wierd behavior with OCI, mostly with
persistent connections, so that might be something to play around with.
 Also I've seen PHP get confused with recursive includes/requires
(mostly on 4.0.6).

Hans Z.



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