That sounds about right. It pretty much described the behavior between
the two versions.
Thanks for the info.
On Tue, 13 Jul 2004 18:44:06 -0500, Michael Sims
<[EMAIL PROTECTED]> wrote:
> Curt Zirzow wrote:
> > * Thus wrote Josh Close:
> >> if($var)
> >>
> >> used to work for
> >>
> >> if($var != 0) or if($var != "0")
> >>
> >> but that doesn't seem to work since I upgrade. So I'm just going to
> >> do
> >>
> >> if((int)$var)
> >
> > I still think this is unnecessary
> >
> > if ("0") { echo '"0"'; }
> > if ("") { echo '""'; }
> > if (0) { echo 0; }
> >
> > As I pointed out earlier, are still all the same; this behaviour
> > hasn't changed.
>
> I agree. As I pointed out in my earlier message in this thread, based on
> the description that the OP gave (and the fact that he's using
> mssql_query()), I think he's getting bitten by the problems introduced by
> the fix for bug #25777:
>
> http://bugs.php.net/bug.php?id=25777
>
> Basically PHP used to trim trailing spaces from data being returned via the
> mssql and sybase extensions, and the fix for the above bug (in both
> extensions) was to stop this trimming. In my case this introduced a new
> problem, because bit fields that contain simply '0' in the database come
> back with trailing spaces. While this:
>
> $ php -r 'if ("0") echo "Yes\n";'
>
> produces no output (because "0" == false) this does:
>
> $ php -r 'if ("0 ") echo "Yes\n";'
>
> because "0 " != false.
>
> I have a hunch that if the OP does a print_r() on their "$var", it will be a
> string that starts with zero and ends with one or more spaces. Casting $var
> to int will restore the original behavior, but this is only because (int) "0
> " === 0 and 0 == false. So basically the cast to int does fix the OP's
> problem but not for the reasons he believes.
>
> Of course, that's a complete guess based off incomplete information. I
> could be way off. :)
>
>
>
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>
--
-Josh
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