Parameter Entity Replacement and the XML 1.0 Grammar

James Clark jjc at
Thu Nov 18 07:08:09 GMT 1999

Tony Graham wrote:
> At 17 Nov 1999 10:24 -0500, G. Ken Holman wrote:
>  > Today I started using a validating parser on the source file and it is
>  > choking on the entity declaration.
>  >
>  > I immediately thought the new parser I was using was at fault, but thought
>  > I'd check XML 1.0 and saw that perhaps parameter entity references are not
>  > allowed according to the grammar:
> ...
>  > So, my question is:  Does 4.4.8 take precedence over the grammar
>  > productions (the new parser is incorrect), or is the behaviour I am used to
>  > not correct (XT is incorrect)?
> 4.4.8 also says that "its replacement text is enlarged by the
> attachment of one leading and one following space (#x20) character".

But not inside a literal entity value. See 4.4.5.


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