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To: George Schlossnagle <george@omniti.com>
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Subject: Re: [PHP-DEV] annoying DOM limitation
From: rrichards@ctindustries.net (Rob Richards)

I had just posted a comment on your blog about this.

$root->setAttributeNS('http://www.w3.org/2000/xmlns/', 
'xmlns:xsd','http://www.w3.org/2001/XMLSchema');
should do exactly what you want.

Rob

George Schlossnagle wrote:

> While hacking on a PHPDoc -> WSDL generator, I ran into an annoying  
> limitation in the dom extension: you can't add a namespace to a dom  
> document unless you have an element in that namespace.  Why might you  
> want to do this?  Well, a common thing is to have your xml-schema  
> types to be specified as attribute values, i.e.
>
> <element name="foo" type="xsd:string"/>
>
> for this to work I need xsd to be an alias for http://www.w3.org/2001/ 
> XMLSchema.
>
> To work around this, I added a DomElement::addNS($uri, $alias) method  
> to Dom.  Adding the namespace 'manually' as an attribute on an  
> element does not work.
>
> I know this isn't part of the Dom spec, but it's incredibly useful.   
> Does anyone (Rob, Chegru) mind me adding it to HEAD?
>