Get the language code from a country code in PHP

Requires:

PHP Intl extension

The peace of code:

function getLanguage(string $country): string {
    $subtags = \ResourceBundle::create('likelySubtags', 'ICUDATA', false);
    $country = \Locale::canonicalize('und_'.$country);
    $locale = $subtags->get($country) ?: $subtags->get('und');
    return \Locale::getPrimaryLanguage($locale);
}

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Refs:

https://newbedev.com/is-there-a-simple-way-to-get-the-language-code-from-a-country-code-in-php

AKE.kr

Get the language code from a country code in PHP

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