RE: [PHP-WIN] Re: destroying COM objects
| From: | Chris Kranz | Date: | Sat, 01 Mar 2003 00:03:32 +0000 |
| Subject: | RE: [PHP-WIN] Re: destroying COM objects | ||
| References: | 1 | Groups: | php.windows |
| Request: | Send a blank email to php-windows+get-18785@lists.php.net to get a copy of this message | ||
It really depends on what COM object your using. If the COM is an
application with a specific close function, then you should use this
aswell as unsetting the assigned variable.
I had great problems getting Excel to shutdown once it was initiated
from within PHP, simply unsetting a variable in PHP won't do this, and
you quickly get a flooded machine with no memory or CPU power :p
chris kranz
fatcuban.com
-----Original Message-----
From: Michael Power [mailto:michaelpower@concentrix.co.uk]
Sent: 28 February 2003 11:58
To: php-windows@lists.php.net
Subject: Re: [PHP-WIN] Re: destroying COM objects
> "Rich Gray"
>
> I may be talking out of my proverbial but I believe unset() will just
remove
> the reference to the object it won't destroy the object itself which
> is
why
> I suggested $obj = null in my earlier message... however I'm probably
being
> pedantic as the next gc cycle will clean up objects with a 0 reference
count
> anyway...
>
> I suppose...
>
> $obj = null;
> unset($obj);
>
> Would cover all bases...
> Cheers
> Rich
>
Not too sure although your point sounds correct. I must admit I don't
use COM much via PHP so have not had to learn too much for what I need.
Just what I have used has always caused problems unless I use unset().
If all else fails maybe you could write a little command line app which
receives the COM reference and kills it...
Cheers
Mike
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