Re: 'Re: "[xml] How to get elements default values, defined in the schema"'

[Jeffrey Fink <jpfink proobject com>]

Does anyone have a ballpark estimate about when the schema default value 
functionality will be implemented ?

Thanks,
Jeff

Quoting Kasimier Buchcik <kbuchcik 4commerce de>:

> Hi,
>
> on 9/1/2004 9:12 AM Zhamak Dehghani wrote:
> > Hi,
> >
> > I've used xmlSchema functions i.e. "xmlSchemaValidateDoc(...)" to validate
> a xml document.
> > To read an element's content I have used "xmlNodeGetContent(...)"
> function.
> > The schema I use has defined default values for some of the elements i.e. 
> > "<xsd:element name="AcquirerName" type="xsd:string" default="WESTPAC"
> minOccurs="0"/>"
> > I expected after validating a document against the schema, default values
> get loaded into the document nodes
> > and xmlNodeGetContent to return default values if an element doesn't appear
> in the xml document or appear with
> > an empty content.
> > However my assumptions don't seem to be correct. xmlNodeGetContent never
> returns any values if element
> > appears with empty content i.e. "<AcquirerName></AcquirerName>"
>
> You refer to the post-schema-validation infoset [1]: this is not 
> implemented yet with the XML Schema processor of libxml2. I guess the 
> PSVI and its API to create, will be one of the tail ends of the whole 
> implementation story; although I admit that default and fixed values 
> would be really a nice-to-have as early as possible.

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