A choice equivalent for attributes

[En.]

Hi,

How can I define in XML Schema something like this

<object attr1="" or attr2=""/>

I want have object that have only one attribute: attr1 or attr2.

thanks

 

[Martin Honnen]

How can I define in XML Schema something like this

<object attr1="" or attr2=""/>

I want have object that have only one attribute: attr1 or attr2.

You can't model such constraints between attributes with the W3C XSD
schema language.