Locale::filterMatches
locale_filter_matches
(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)
Locale::filterMatches -- locale_filter_matches — Checks if a language tag filter matches with locale
Description
Object-oriented style
$languageTag, string $locale, bool $canonicalize = false): ?boolProcedural style
$languageTag, string $locale, bool $canonicalize = false): ?bool
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

