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IETF Language Tag

Language Tag IETF

Identifier for language or languoid per the Internet Engineering Task Force; can include a primary language subtag, subtags for script, region, variant, extension, or private-use. Format: 2 or 3 letters, followed by "-" if subtags present.

Statements about IETF Language Tag

Instance Of

Wikidata Property for Authority Control
Wikidata Property for Items About Languages

Property Constraint

Subject Type Constraint
Relation
:
Instance Of
Class
:
Languoid
Class
:
Orthography
Class
:
Keyboard Layout
Class
:
Spurious Language
Class
:
Type of Language
Class
:
Orthographic Transcription
Exception to Constraint
:
No Linguistic Content
Format Constraint
Exception to Constraint
:
Flemish Sign Language
Exception to Constraint
:
French Belgian Sign Language
Exception to Constraint
:
Swiss-German Sign Language
Exception to Constraint
:
Nynorsk
Exception to Constraint
:
Bokmål
Exception to Constraint
:
Southern Min
Exception to Constraint
:
Min Chinese
Exception to Constraint
:
Traditional German Orthography
Exception to Constraint
:
Oxford Spelling
Exception to Constraint
:
Yue Chinese
Format as a Regular Expression
:([a-z]{2,3}(-[A-Z][a-z]{3})?(-([A-Z]{2}|[0-9]{3}))?(-[a-z0-9]{5,8})*(-u-sd-[a-z]{2}[a-z0-9]{1,3})?|i-[a-z]{3,8}|art-x-[a-z]{4,8})
Constraint Status
:
Suggestion Constraint
Single-Best-Value Constraint
Distinct-Values Constraint
Conflicts-With Constraint
Property
:
Instance Of
Item of Property Constraint
:
Wikimedia Disambiguation Page
Format Constraint
Format as a Regular Expression
:([a-z]{2,3}(-[a-zA-Z0-9]{1,8})*|i-[a-z]{3,8})|
Constraint Status
:
Mandatory Constraint
Allowed-Entity-Types Constraint
Item of Property Constraint
:
Wikibase Item
Property Scope Constraint
Property Scope
:
As Main Value
Property Scope
:
As Qualifier

Related Property

ISO 639-1 Code
ISO 639-2 Code
ISO 3166-1 Alpha-2 Code
ISO 3166-2 Code
ISO 15924 Alpha-4 Code
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