Locale
PHP Manual

Locale::filterMatches

locale_filter_matches

Checks if a language tag filter matches with locale

Description

Object-oriented style

public static boolnull Locale::filterMatches(string $languageTag, string $locale, bool $canonicalize = false)

Procedural style

boolnull locale_filter_matches(string $languageTag, string $locale, bool $canonicalize = false)

Checks if a languageTag filter matches with locale according to RFC 4647's basic filtering algorithm

Parameters

languageTag

The language tag to check

locale

The language range to check against

canonicalize

If true, the arguments will be converted to canonical form before matching.

Return Values

true if locale matches languageTag false otherwise.

Returns null when the length of locale exceeds INTL_MAX_LOCALE_LEN.

Examples

Example #1 locale_filter_matches example

<?php
echo (locale_filter_matches('de-DEVA','de-DE', false)) ? "Matches" : "Does not match";
echo '; ';
echo (locale_filter_matches('de-DE_1996','de-DE', false)) ? "Matches" : "Does not match";
?>

Example #2 OO example

<?php
echo (Locale::filterMatches('de-DEVA','de-DE', false)) ? "Matches" : "Does not match";
echo '; ';
echo (Locale::filterMatches('de-DE-1996','de-DE', false)) ? "Matches" : "Does not match";
?>

The above example will output:

Does not match; Matches

See Also

  • locale_lookup