XML.The following three XML documents contain exactly the same information:An expanded
element is used in the third example: (THIS IS MY FAVORITE):Sometimes ID references are assigned to elements. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. In the last, gender is an element. Both examples provide the same information.There are no rules about when to use attributes or when to use elements in
It is not a part of the note itself.What I'm trying to say here is that metadata (data about data) should be stored as attributes, and the data itself should be stored as elements.If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail:
Attributes are part of XML elements.
If your XML contains namespaces, then you can do the following in order to obtain the value of an attribute: var xmlDoc = new XmlDocument(); // content is your XML as string xmlDoc.LoadXml(content); XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable()); // make sure the namespace identifier, URN in this case, matches what you have in your XML … XML elements can have attributes. Attributes are used to add a unique label to an element, place the label in a category, add a Boolean flag, or otherwise associate it with some string of data. Hence, the use of an attribute can add a little more detail in differentiating two or more similar elements.In the above example, we have categorized the plants by including attribute category and assigning different values to each of the elements. Examples might be simplified to improve reading and basic understanding. Attribute Types: There are three types of attributes discribed below: String types Attribute: This type of attribute takes any string literal as a value. Examples. There are two types of enumerated attribute −Following are the rules that need to be followed for attributes −An attribute name must not appear more than once in the same start-tag or empty-element tag.An attribute must be declared in the Document Type Definition (DTD) using an Attribute-List Declaration.Attribute values must not contain direct or indirect entity references to external entities.The replacement text of any entity referred to directly or indirectly in an attribute value must not contain a less than sign ( For a person's gender, the element can be written like this: It then uses this to retrieve all attributes of the element. While using this site, you agree to have read and accepted our