classifies the Unicode characters that may validly appear in XML. Unicode code points in the following ranges are valid in XML 1.0 documents: U+0009,...

In SGML, HTML and XML documents, the logical constructs known as character data and attribute values consist of sequences of characters, in which each...

encountered in day-to-day use. Character An XML document is a string of characters. Every legal Unicode character (except Null) may appear in an (1.1) XML document...

(GML, SGML, XML, HTML). The DTD specification file can be used to validate documents. A DTD defines the valid building blocks of an XML document. It...

placed in. Like all XML schema languages, XSD can be used to express a set of rules to which an XML document must conform to be considered "valid" according...

XML namespaces are used for providing uniquely named elements and attributes in an XML document. They are defined in a W3C recommendation. An XML instance...

sequence of characters that, in turn, represents a single character. Since WebSgml, XML and HTML 4, the code points of the Universal Character Set (UCS)...

traditional Han characters, as spoken in Hong Kong; and gsw-u-sd-chzh for Zürich German. It is used by computing standards such as HTTP, HTML, XML and PNG.󠀁...

backslash must be escaped). XML values are strings of characters, with no built-in type safety. XML has the concept of schema, that permits strong typing...

well-formed XHTML document adheres to all the syntax requirements of XML. A valid document adheres to the content specification for XHTML, which describes...

design goals of XML. Other key syntax rules provided in the specification include: It contains only properly encoded legal Unicode characters. None of the...

language for XML, that is, a language for describing valid XML documents. It's an alternative to DTD or the W3C XML Schema. An example of DSD in its simplest...

convention for cross-reference is provided (analogous to SQL foreign keys, SGML/XML IDREFs, etc.). Modern Lisp dialects such as Common Lisp and Scheme provide...

be parsed with or without reference to it. Tag-validity was introduced in SGML (ENR+WWW) to support XML which allows documents with no DOCTYPE declaration...

The term CDATA, meaning character data, is used for distinct, but related, purposes in the markup languages SGML and XML. The term indicates that a certain...

An XML database is a data persistence software system that allows data to be specified, and stored, in XML format. This data can be queried, transformed...

XML Information Set (XML Infoset) is a W3C specification describing an abstract data model of an XML document in terms of a set of information items. The...

Unicode characters into UTF-8. Some sloppy decoder implementations may accept invalid byte sequences as input and produce a valid Unicode character as output...

As a single XML document – also known as Flat XML or Uncompressed XML Files. Single OpenDocument XML files are not widely used,[citation needed] they...

used to contrast with valid: a valid XML document is one that is not only well-formed, but also conforms to the grammar defined in its own DTD (Document...

and allowing the modifier long to be used twice in combination with int (e.g. long long int). The XML Schema Definition language provides a set of 19...

the default encoding in XML and HTML (and not just using UTF-8, also declaring it in metadata), "even when all characters are in the ASCII range ... Using...

contain only valid Base64 characters. Note that Base64-encoded data: URIs use the standard Base64 character set (with '+' and '/' as characters 62 and 63)...

GPS Exchange Format (GPX) is an XML schema designed as a common GPS data format for software applications. It can be used to describe waypoints, tracks...

Characters such as the hash (#) or question mark (?) which are part of the filename should be percent-encoded. Characters which are not allowed in URIs...

one XML document into another using XInclude XML c14n canonicalization Escape/unescape special XML characters in input text Print directory as XML document...

publishing date and author's name. RSS formats are specified using a generic XML file. Although RSS formats have evolved from as early as March 1999, it was...

the family of XML markup languages which mirrors or extends versions of the widely used HyperText Markup Language (HTML), the language in which Web pages...

QName convention in the 1999 specification "Namespaces in XML". Since URI references can be long and may contain prohibited characters for element/attribute...

output temp || "%n" ; discard all other characters find any ; no output OmniMark can accept well-formed XML, valid XML or SGML as structured input. This program...