22 Facts About HTML elements

An HTML element is a type of HTML document component, one of several types of HTML nodes.

The first used version of HTML elements was written by Tim Berners-Lee in 1993 and there have since been many versions of HTML elements.

HTML elements5 creates a similar result by defining what tags can be omitted.

The relation from tags to HTML elements is always that of parsing the actual tags included in the document, without the implied closures that are part of SGML.

Once the DOM of HTML elements is obtained, behavior at higher levels of interface is identical or nearly so.

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HTML elements has a similar concept, although different, and the two are very frequently confused.

Block and inline HTML elements have the appropriate and different CSS behaviors attached to them by default, including the relevance of the box model for particular element types.

An HTML elements tag is composed of the name of the element, surrounded by angle brackets.

However, not all of these HTML elements require the end tag, or even the start tag, to be present.

Informally, HTML elements are sometimes referred to as "tags", though many prefer the term tag strictly in reference to the markup delimiting the start and end of an element.

HTML elements attributes define desired behavior or indicate additional element properties.

HTML elements are defined in a series of freely available open standards issued since 1995, initially by the IETF and subsequently by the W3C.

In 1998, XML introduced mechanisms to allow anyone to develop their own elements and incorporate them in XHTML documents, for use with XML-aware user agents.

Since the first version of HTML, several elements have become outmoded, and are deprecated in later standards, or do not appear at all, in which case they are invalid.

Common source of confusion is the loose use of deprecated to refer to both deprecated and invalid status, and to HTML elements that are expected to be formally deprecated in the future.

HTML elements is used to represent the structure or content of a document, its presentation remains the sole responsibility of CSS style sheets.

Outside of XHTML elements, it is often given without the slash, despite being a void element.

Conversely, inline HTML elements are treated as part of the flow of document text; they cannot have margins, width, or height set, and do break across lines.

Inline HTML elements cannot be placed directly inside the element; they must be wholly nested within block-level HTML elements.

Phrase HTML elements are used for marking up phrases and adding structure or semantic meaning to text fragments.

HTML markup specifies the elements that make up a form, and the method by which it will be submitted.

Comment in HTML elements uses the same syntax as the SGML comment or XML comment, depending on the doctype.