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Subject: Re: [PHP-DEV] SimpleXML returning attributes as objects instead of
 strings
From: sklar@sklar.com (David Sklar)

Ahh. Thanks.

David

Sterling Hughes wrote:
> iterators...
> 
> On Mon, 02 Aug 2004 16:53:49 -0400, David Sklar <sklar@sklar.com> wrote:
> 
>>SimpleXML returns attribute values as SimpleXMLElement objects instead
>>of strings. E.g, given this:
>>
>>$sxe = simplexml_load_string('<octopus arms="eight" legs="">Doc
>>Ock</octopus>');
>>
>>$sxe['arms'] and $sxe['legs'] are SimpleXMLElement objects.
>>
>>This mostly works OK, but causes problems when using empty() to test if
>>an attribute has a value. empty($sxe['arms']) is false, but so is
>>empty($sxe['legs']).
>>
>>An easy workaround is to use strlen() instead of empty(), I suppose
>>(except if an attribute value is "0"), but I am wondering why SimpleXML
>>works this way.
>>
>>Thanks,
>>David