Class LanguageTag

Provides methods for working with BCP 47 language tags.

Inheritance
object
LanguageTag
Inherited Members
Namespace: VDS.RDF.Parsing
Assembly: dotNetRdf.dll
Syntax
public class LanguageTag

Fields

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IrregularGrandfatheredTags

Tags that do not match the general langtag production and which would not otherwise be considered well-formed, but which are valid although deprecated in most cases.

Declaration
public static readonly string[] IrregularGrandfatheredTags
Field Value
Type Description
string[]
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RegularGrandfatheredTags

Tags that do match the general langtag production but their subtags are not semantically valid. These are also considered valid tags although all are deprecated.

Declaration
public static readonly string[] RegularGrandfatheredTags
Field Value
Type Description
string[]

Methods

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IsValidTurtle(string)

Determine if a string is valid against the LANGTAG production in the Turtle 1.1 specification.

Declaration
public static bool IsValidTurtle(string languageTag)
Parameters
Type Name Description
string languageTag

The string to check.
Returns
Type Description
bool

True if languageTag matches the Turtle 1.1 definition of /^[a-zA-Z]+(-[a-zA-Z0-9]+)*$/ .
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IsWellFormed(string)

Determine if a string represents a well-formed language tag.

Declaration
public static bool IsWellFormed(string languageTag)
Parameters
Type Name Description
string languageTag

The string to check.
Returns
Type Description
bool

True if languageTag is a well-formed language or a grandfathered tag that is considered valid.

Extension Methods