Overview
KB
Technical FAQ
PHP Manual
CSS2 Manual
HTML Manual
JS Guide
JS Reference
PhpDock Manual
Nu-Coder Manual
PhpExpress Manual
PHP Joomla
Development
Learn PHP
 
<Locale::getDisplayVariantLocale::getPrimaryLanguage>
^LocaleLast updated: Mon, 26 Oct 2026

Locale::getKeywords

locale_get_keywords

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

Locale::getKeywords -- locale_get_keywords — Gets the keywords for the input locale

Description

Object-oriented style

public static function Locale::getKeywords(string $locale): array|false|null

Procedural style

function locale_get_keywords(string $locale): array|false|null

Gets the keywords for the input locale.

Parameters

locale

The locale to extract the keywords from. If an empty string is passed, the value returned by locale_get_default() is used instead.

Return Values

Associative array containing the keyword-value pairs for this locale, null if the locale has no keywords, or false on failure.

Returns null when the length of locale exceeds INTL_MAX_LOCALE_LEN.

Examples

Example #1 locale_get_keywords() example

<?php
$keywords_arr = locale_get_keywords('de_DE@currency=EUR;collation=PHONEBOOK');
if (is_array($keywords_arr)) {
    foreach ($keywords_arr as $key => $value) {
        echo "$key = $value\n";
    }
}
?>

Example #2 OO example

<?php
$keywords_arr = Locale::getKeywords('de_DE@currency=EUR;collation=PHONEBOOK');
if (is_array($keywords_arr)) {
    foreach ($keywords_arr as $key => $value) {
        echo "$key = $value\n";
    }
}
?>

The above example will output:

collation = PHONEBOOK
currency = EUR

See Also


<Locale::getDisplayVariantLocale::getPrimaryLanguage>
^LocaleLast updated: Mon, 26 Oct 2026