Search results
Results from the WOW.Com Content Network
a start tag (in the form <tag>) marking the beginning of an element, which may incorporate any number of HTML attributes; some amount of text content, but no elements (all tags, apart from the applicable end tag, will be interpreted as content); an end tag, in which the element name is prefixed with a slash: </tag>. In some versions of HTML ...
HTML5 uses a DOCTYPE declaration which is very short, due to its lack of references to a DTD in the form of a URL or FPI. All it contains is the tag name of the root element of the document, HTML. [10] In the words of the specification draft itself: <!DOCTYPE html>, case-insensitively.
Some HTML elements are defined as empty elements and take the form < tag attribute1 = "value1" attribute2 = "value2" >. Empty elements may enclose no content, for instance, the < br > tag or the inline < img > tag. The name of an HTML element is the name used in the tags. The end tag's name is preceded by a slash character /. If a tag has no ...
people_list is a valid element name, and an instance of such an element contains any number of person elements. The * denotes there can be 0 or more person elements within the people_list element. person is a valid element name, and an instance of such an element contains one element named name , followed by one named birthdate (optional), then ...
The last of these is visually confusing and results in invalid markup. It caused the creation of an embedded but improperly formed description list (the <dl> HTML element): it has a definition, indicated by : (in HTML that's <dd>), but no term (the missing ; element, which corresponds to HTML <dt>).
Help; Learn to edit; Community portal; Recent changes; Upload file; Special pages
Where element names the HTML element type, and attribute is the name of the attribute, set to the provided value. The value may be enclosed in single or double quotes, although values consisting of certain characters can be left unquoted in HTML (but not XHTML). [2] [3] Leaving attribute values unquoted is considered unsafe. [4]
Elements in an HTML or XML document are represented as nodes in the DOM tree. Each element node has a tag name and attributes, and can contain other element nodes or text nodes as children. For example, an HTML document with the following structure: