Please refer to the errata for this document, which may include some normative corrections.
The previous errata for this document, are also available. This document is also available in these non-normative formats: XML and XHTML with color-coded revision indicators.
For the convenience of readers, an XHTML version with color-coded revision indicators is also provided; this version highlights each change due to an erratum published in the errata list for the previous edition, together with a link to the particular erratum in that list.
Most of the errata in the list provide a rationale for the change.
It is a stable document and may be used as reference material or cited from another document.
W3C's role in making the Recommendation is to draw attention to the specification and to promote its widespread deployment.
Please report errors in this document to the public [email protected] list; public archives are available.XML documents are made up of storage units called entities, which contain either parsed or unparsed data.Parsed data is made up of characters, some of which form character data, and some of which form markup.characters with both precomposed and base diacritic forms) match only if they have the same representation in both strings. (Of strings and rules in the grammar:) A string matches a grammatical production if it belongs to the language generated by that production.(Of content and content models:) An element matches its declaration when it conforms in the fashion described in the constraint [VC: Element Valid].] [Definition: Marks a sentence describing a non-binding recommendation included to increase the chances that XML documents can be processed by the existing installed base of SGML processors which predate the Web SGML Adaptations Annex to ISO 8879.] [Definition: A data object is an XML document if it is well-formed, as defined in this specification.