respect-validation/docs/rules/LanguageCode.md

LanguageCode

• LanguageCode()
• LanguageCode("alpha-2"|"alpha-3" $set)

Validates whether the input is language code based on ISO 639.

This rule requires sokil/php-isocodes and sokil/php-isocodes-db-only to be installed.

v::languageCode()->isValid('pt'); // true
v::languageCode()->isValid('en'); // true
v::languageCode()->isValid('it'); // true
v::languageCode('alpha-3')->isValid('ita'); // true
v::languageCode('alpha-3')->isValid('eng'); // true

This rule supports the twoISO 639 sets:

• alpha-2
• alpha-3

Templates

LanguageCode::TEMPLATE_STANDARD

Mode	Template
default	{{name}} must be a valid language code
inverted	{{name}} must not be a valid language code

Template placeholders

Placeholder	Description
name	The validated input or the custom validator name (if specified).

Categorization

• ISO codes
• Localization

Changelog

Version	Description
3.0.0	Require sokil/php-isocodes and sokil/php-isocodes-db-only
1.1.0	Created

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See also:

• CountryCode