The head element

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Description

The head element contains information about the current document or fragments thereof. This information is typically not considered document content.

Short Sample

<head>
    <meta rel="z3986:profile" resource="http://www.daisy.org/z3986/2010/ai/profiles/newsfeeds/1.0/"/>
    …
</head>
        

Possible children

This element can not contain text. It may contain the following children: definition, expansion and meta.

Possible parents

document

Content model

[zeroOrMore] Zero or more of:
[choice] One of the following elements: definition, expansion and meta

Namespace

http://www.daisy.org/z3986/2010/

This element belongs to the core grammar.

Attributes

Name Presence Description
about Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value:

One of

• value(s) of type anyURI
• value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
class Optional
Value: Some value of type NMTOKENS
content Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: Any string
datatype Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: Some value of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
property Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: A white space separated list of one or more value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
rel Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: A white space separated list of one or more value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
resource Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value:

One of

• value(s) of type anyURI
• value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
rev Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: A white space separated list of one or more value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
typeof Optional This attribute is part of the RDF/a metadata attributes collection. For more information on the usage of RDF/a, consult the W3C RDF/a primer.
Value: A white space separated list of one or more value(s) of type string satisfying
• the pattern "(([\i-[:]][\c-[:]]*)?:)?.+"
• a minimum length of 1
its:dir Optional The its:dir attribute is used to specify the base writing direction of the content. If not specified, the default value ltr is assumed.
Consult Internationalization Tag Set (ITS) for further information.
This attribute belongs to the feature «ITS Ruby»
Value:

One of

lro
ltr
rlo
rtl
xml:base Optional
Value: Some value of type anyURI
xml:id Optional
Value: Some value of type ID
xml:lang Optional The xml:lang attribute is used to identify the natural or formal language in which the content is written.
Consult Extensible Markup Language (XML) 1.0 for further information.
Value: Some value of type language
xml:space Optional
Value:

One of

default
preserve

Additional Information