respect-validation/docs/validators/LanguageCode.md
Alexandre Gomes Gaigalas 16148e9593 Standardize and improve validation message templates
- Remove redundant "valid" prefix:
   Date, DateTime, DateTimeDiff, Domain, Email, Iban, Imei, Ip, Isbn, Json, LanguageCode, LeapDate, LeapYear, Luhn, MacAddress, NfeAccessKey, Nif, Nip, Pesel, Phone, Pis, PolishIdCard, PostalCode, Roman, Slug, Tld, Url, Uuid, Version.

 - Remove redundant "value" suffix
   ArrayVal, BoolVal, Countable, FloatVal, IntVal, IterableVal, NumericVal, ScalarVal, StringVal.

 - Standardize "consist only of" phrasing
   Alnum, Alpha, Cntrl, Consonant, Digit, Graph, Lowercase, Printable, Punct, Space, Spaced, Uppercase, Vowel, Xdigit.

 - Improve file accessibility messages
   Directory, Executable, File, Image, Readable, SymbolicLink, Writable.

 - Improve grammar and article usage
   CreditCard, Extension, Mimetype, Regex, Size.
2026-02-03 19:58:55 +00:00

2.2 KiB

LanguageCode

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

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

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

v::languageCode()->assert('pt');
// Validation passes successfully

v::languageCode()->assert('en');
// Validation passes successfully

v::languageCode()->assert('it');
// Validation passes successfully

v::languageCode('alpha-3')->assert('ita');
// Validation passes successfully

v::languageCode('alpha-3')->assert('eng');
// Validation passes successfully

This validator supports the twoISO 639 sets:

  • alpha-2
  • alpha-3

Templates

LanguageCode::TEMPLATE_STANDARD

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

Template placeholders

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

Categorization

  • ISO codes
  • Localization

Changelog

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

See Also