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Locale::filterMatches

locale_filter_matches

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)

Locale::filterMatches -- locale_filter_matchesChecks if a language tag filter matches with locale

说明

面向对象风格

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

过程化风格

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

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

参数

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.

返回值

true if locale matches languageTag false otherwise.

locale 的长度超过 INTL_MAX_LOCALE_LEN 时返回 null

示例

示例 #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";
?>

示例 #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";
?>

以上示例会输出:

Does not match; Matches

参见

  • locale_lookup() - Searches the language tag list for the best match to the language

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