(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)
Locale::getDisplayLanguage -- locale_get_display_language — Returns an appropriately localized display name for language of the inputlocale
Object-oriented style
$locale, ?string $displayLocale = null): string|falseProcedural style
$locale, ?string $displayLocale = null): string|false
   Returns an appropriately localized display name for language of the input
   locale. If is null then the default locale is used.
  
localeThe locale to return a display language for
displayLocaleOptional format locale to use to display the language name
   Display name of the language for the locale in the format appropriate for
   displayLocale,  or false on failure.
  
| Version | Description | 
|---|---|
| 8.0.0 | displayLocaleis nullable now. | 
Example #1 locale_get_display_language() example
<?php
echo locale_get_display_language('sl-Latn-IT-nedis', 'en');
echo ";\n";
echo locale_get_display_language('sl-Latn-IT-nedis', 'fr');
echo ";\n";
echo locale_get_display_language('sl-Latn-IT-nedis', 'de');
?>
Example #2 OO example
<?php
echo Locale::getDisplayLanguage('sl-Latn-IT-nedis', 'en');
echo ";\n";
echo Locale::getDisplayLanguage('sl-Latn-IT-nedis', 'fr');
echo ";\n";
echo Locale::getDisplayLanguage('sl-Latn-IT-nedis', 'de');
?>
The above example will output:
Slovenian; slov\xc3\xa8ne; Slowenisch