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IsValidLanguageGroup function (winnls.h)

  • Article

Determines if a language group is installed or supported on the operating system. For more information, see NLS Terminology.

Syntax

BOOL IsValidLanguageGroup(
  [in] LGRPID LanguageGroup,
  [in] DWORD  dwFlags
);

Parameters

[in] LanguageGroup

Identifier of language group to validate. This parameter can have one of the following values:

  • LGRPID_ARABIC
  • LGRPID_ARMENIAN
  • LGRPID_BALTIC
  • LGRPID_CENTRAL_EUROPE
  • LGRPID_CYRILLIC
  • LGRPID_GEORGIAN
  • LGRPID_GREEK
  • LGRPID_HEBREW
  • LGRPID_INDIC
  • LGRPID_JAPANESE
  • LGRPID_KOREAN
  • LGRPID_SIMPLIFIED_CHINESE
  • LGRPID_TRADITIONAL_CHINESE
  • LGRPID_THAI
  • LGRPID_TURKIC
  • LGRPID_TURKISH
  • LGRPID_VIETNAMESE
  • LGRPID_WESTERN_EUROPE

[in] dwFlags

Flag specifying the validity test to apply to the language group identifier. This parameter can be set to one of the following values.

Value Meaning
LGRPID_INSTALLED
 Determine if language group identifier is both supported and installed.
LGRPID_SUPPORTED
 Determine if language group identifier is supported.

Return value

Returns TRUE if the language group identifier passes the specified validity test, or FALSE otherwise.

Remarks

If the LGRPID_INSTALLED flag is specified and this function returns TRUE, the language group identifier is both supported and installed on the operating system.

If the LGRPID_SUPPORTED flag is specified and this function returns TRUE, the language group identifier is supported in the release, but not necessarily installed on the operating system.

Requirements

Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header winnls.h (include Windows.h)
Library Kernel32.lib
DLL Kernel32.dll

See also

EnumLanguageGroupLocales

EnumSystemLanguageGroups

National Language Support

National Language Support Functions