function get_client_language($availablelanguages, $default='en'){ if (isset($_server['http_accept_language'])) { $langs=explode(',',$_server['http_accept_language']); foreach ($langs as $value){ $choice=substr($value,0,2); if(in_array($choice, $availablelanguages)){ return $choice; } } } return $default;}
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php