What is the difference between attribute and element in XML?
Attributes are part of XML elements. An element can have multiple unique attributes. Attribute gives more information about XML elements. To be more precise, they define properties of elements.
What is a CDATA element?
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 portion of the document is general character data, rather than non-character data or character data with a more specific, limited structure.
How PCDATA and CDATA applies in XML?
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. If a #PCDATA section contains elements, these elements must also be declared.
What are CDATA and Pcdata in an XML document?
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 the difference between attribute and element?
HTML elements: Elements enclose the contents in between the tags. They consist of some kind of structure or expression. It generally consists of a start tag, content and an end tag.
What is CDATA in XML example?
In this chapter, we will discuss XML CDATA section. The term CDATA means, Character Data. By using CDATA section, you are commanding the parser that the particular section of the document contains no markup and should be treated as regular text.
What is the difference between CDATA and PCDATA?
PCDATA is text that will be parsed by a parser. Tags inside the text will be treated as markup and entities will be expanded. CDATA is text that will not be parsed by a parser. Tags inside the text will not be treated as markup and entities will not be expanded.
How does XML character data ( CDATA ) work in XML?
Introduction to XML CDATA. XML Character data (CDATA) is defined as Blocks of texts and a type of XML Node recognized by the mark-up languages but are not parsed by the parsers. This is used to solve the inclusion of the mathematical term in the XML document. To pass a math equation <,> CDATA is used to include in the code section.
Can you use CDATA as attribute in HTML?
Yes you can when you encode the content within the XML tags. I.e. use & < > ” ‘, that way it will not be seen as markup inside your markup. We can’t use CDATA as attribute, but we can bind html using HTML codes.
When to use attribute or name in XML?
Use attributes only to provide information that is not relevant to the data. Rules always have exceptions. Sometimes I assign ID references to elements. These ID references can be used to access XML elements in much the same way as the NAME or ID attributes in HTML. This example demonstrates this:
When to use child elements vs.elements in XML?
XML Elements vs. Attributes. In XML, there are no rules about when to use attributes, and when to use child elements. Use of Elements vs. Attributes. Data can be stored in child elements or in attributes. Take a look at these examples: In the first example sex is an attribute. In the last, sex is a child element.