Search results
Results from the WOW.Com Content Network
In HTML syntax, an attribute is added to a HTML start tag. Several basic attributes types have been recognized, including: (1) required attributes needed by a particular element type for that element type to function correctly; (2) optional attributes used to modify the default functionality of an element type; (3) standard attributes supported ...
[4] [5] Typically, in multilingual websites, the TLD (https://www.example.com) will get the x-default value in each URL set and the language folders/subdomains will be assigned hreflang values. The URL that is defined as the x-default for a certain document, can also be specified for a certain language or language and region at the same time.
The URL of the position is the URL of the webpage with a fragment identifier – "#id attribute" – appended. When linking to PDF documents from an HTML page the "id attribute" can be replaced with syntax that references a page number or another element of the PDF, for example, "#page=386".
HTML attributes define desired behavior or indicate additional element properties. Most attributes require a value. In HTML, the value can be left unquoted if it does not include spaces (attribute=value), or it can be quoted with single or double quotes (attribute='value' or attribute="value"). In XML, those quotes are required.
In SGML, HTML and XML documents, the logical constructs known as character data and attribute values consist of sequences of characters, in which each character can manifest directly (representing itself), or can be represented by a series of characters called a character reference, of which there are two types: a numeric character reference and a character entity reference.
HTML defines several data types for element content, such as script data and stylesheet data, and a plethora of types for attribute values, including IDs, names, URIs, numbers, units of length, languages, media descriptors, colors, character encodings, dates and times, and so on. All of these data types are specializations of character data.
Again the properties include the attribute name and target namespace. The attribute type constrains the values that the attribute may take. An attribute declaration may also include a default value or a fixed value (which is then the only value the attribute may take.) Simple and complex types. These are described in the following section ...
A more complex example: the expression a [/ html / @lang = 'en'][@href = 'help.php'][1]/ @target selects the value of the target attribute of the first a element among the children of the context node that has its href attribute set to help.php, provided the document's html top-level element also has a lang attribute set to en. The reference to ...