Highlight/Highlighter.php
public function listLanguages($include_aliases = false)
    {
        if ($include_aliases === true) {
            return array_merge(self::$languages, array_keys(self::$aliases));
        }

        return self::$languages;
    }
public function listLanguages($include_aliases = false)
    {
        if ($include_aliases === true) {
            return array_merge(self::$languages, array_keys(self::$aliases));
        }

        return self::$languages;
    }
public function listLanguages ( $ include_aliases = false ) { if ( $ include_aliases === true ) { return array_merge ( self :: $ languages , array_keys ( self :: $ aliases ) ) ; } return self :: $ languages ; }
Return a list of all supported languages. Using this list in
setAutodetectLanguages will turn on autodetection for all supported
languages.

@param bool $include_aliases specify whether language aliases
should be included as well

@return string[] An array of language names
Return a list of all supported languages . Using this list in setAutodetectLanguages will turn on autodetection for all supported languages .