Re: Validing parser required?

[Robert Sayre <mint@xxxxxxxxxxxxxxx>]

James Aylett wrote:

> (2) the language to express that will be difficult to make clear. The
>     best I've come up with is: 
>
>       An Atom document MUST be expressed such that its meaning is
>       identical whether a validating or non-validating XML parser is
>       used.
>  

How about the following?

Cribbing a bit from the section 5.2 of the XML spec:

"Atom documents can be processed by non-validating XML processors. An 
Atom document MUST NOT rely on any behaviors not required of such 
processors."

Robert Sayre