Hello,
can you MFH this one too?
Derick
On 4 Oct 2001 [EMAIL PROTECTED] wrote:
> ID: 13433
> Updated by: phanto
> Reported By: [EMAIL PROTECTED]
> Status: Open
> Bug Type: COM related
> Operating System: Windows NT 4 Server
> PHP Version: 4.0CVS-2001-09-25
> New Comment:
>
> fixed in cvs
>
> Previous Comments:
> ------------------------------------------------------------------------
>
> [2001-09-25 11:21:37] [EMAIL PROTECTED]
>
> In PHP 4.07 (RC1, RC2 and latest snapshot, standard windows build) returning a
>boolean from a COM object is broken.
>
> I reported this on PHP-QA a while ago but there was no response to it. That report
>was primarily to do with returning booleans from a database accessed via an ADO COM
>object. But now I've found it's true for all booleans.
>
> When you have a COM object returning a boolean, testing that boolean for 'trueness'
>fails.
>
> The following script:
>
> <?php
>
> $obj = new COM('com.object');
>
> $arg = $obj->TestFunc(); // Simple function that just returns TRUE
>
> var_dump($arg);
>
> if ($arg == TRUE)
> echo "arg is true<BR>";
> elseif ($arg == FALSE)
> echo "arg is false<BR>";
> else
> echo "arg is something else<BR>";
>
> if ($arg)
> echo "<BR>arg is true, but not equal to true<BR>";
> ?>
>
> produces this output:
>
> >bool(true)
> >arg is something else
> >
> >arg is true, but not equal to true
> >
>
> Basically, if you test for equality to 'true' it fails, but it's also not false.
>But if you just test directly on the value it works fine.
>
> I stepped through the source and it appears to be due to the way comparison of
>booleans is done. The COM object returns a boolean by creating a Variant of type
>BOOL and value -1. whereas PHP creates a boolean of type BOOL and value 1. The
>comparison then messes up due to this, I think.
>
> I've also tried this with PHP 4.06 and the problem doesn't occur in that version
>
> ------------------------------------------------------------------------
>
>
>
> Edit this bug report at http://bugs.php.net/?id=13433&edit=1
>
>
> --
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>
Derick Rethans
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