What is Nmtoken in DTD?
An NMTOKEN (name token) is any mixture of Name characters. It cannot contain whitespace (although leading or trailing whitespace will be trimmed/ignored).
What is Nmtoken in XML?
Description. The lexical and value spaces of xs:NMTOKEN are the set of XML 1.0 “name tokens,” i.e., tokens composed of characters, digits, “.”, “:”, “-”, and the characters defined by Unicode, such as “combining” or “extender”.
What is Cdata in DTD?
CDATA means the element contains character data that is not supposed to be parsed by a parser. #PCDATA means that the element contains data that IS going to be parsed by a parser. The keyword ANY declares an element with any content. If a #PCDATA section contains elements, these elements must also be declared.
What is an Attlist in DTD?
The ATTLIST declaration defines an attribute on a previous defined ELEMENT definition within a DTD.
What is CDATA in XML file?
A CDATA section is used to mark a section of an XML document, so that the XML parser interprets it only as character data, and not as markup. It comes handy when one XML data need to be embedded within another XML document.
What is Idref in XML?
The IDREF attribute type indicates that the attribute can contain only a value that matches an ID value within the same document.
What is XS NCName?
An xs:NCName is a noncolonized name as defined in “Namespaces in XML” 1.0. This is a legal XML name that does not contain a colon. The value must consist exclusively of letters, digits, ideographs, and the underscore, hyphen, and period.
What is Cdata in XML file?
Why we use CDATA in XML?
Can we use CDATA in XML attribute?
No, The markup denoting a CDATA Section is not permitted as the value of an attribute.
What does Pcdata mean in XML?
parsed character data
PCDATA. PCDATA means parsed character data. Think of character data as the text found between the start tag and the end tag of an XML element. PCDATA is text that WILL be parsed by a parser.
Is CDATA necessary?