meta name – name-value metadata

ⓘ meta name – name-value metadata # T

The meta element with a name attribute represents document metadata in the form of name/value pairs.

Permitted contents #

empty (void element)

Permitted attributes #

global attributes & name★ & content★

ⓘ global attributes: Any attributes permitted globally.
ⓘ name = string #: Specifies the name part of a name/value pair.; The name specified must either be a standard metadata name defined in the HTML5 specification or a registered extension to the predefined set of metadata names [HTML5].
ⓘ content = string #: Specifies the value part of a name/value pair.

Additional constraints and admonitions #

The name attribute on the meta element must be either a defined metadata name or a registered metadata name.
A defined metadata name is any of the following:

application-name

When the name attribute is set to "application-name", the value of the content attribute must be a string representing the name of the Web application that the page represents.

author

When the name attribute is set to "author", the value of the content attribute must be a string that gives the name of one of the authors of the document.

description

When the name attribute is set to "description", the value of the content attribute must be a string that describes the page.

generator

When the name attribute is set to "generator", the value of the content attribute must be a string that identifies the software used to generate the document.

keywords

When the name attribute is set to "keywords", the value of the content attribute must be a set of comma-separated strings, each of which is a keyword relevant to the document.
A registered metadata name is any metadata name registered in the central MetaExtensions registration page.

Tag omission #

The meta element is a void element. A meta element must have a start tag but must not have an end tag.

Permitted parent elements #

any element that can contain metadata elements

DOM interface #

interface HTMLMetaElement : HTMLElement {
           attribute DOMString name;
           attribute DOMString httpEquiv;
           attribute DOMString content;
};

HTML 5: The Markup Language (ARIA Edition)