public static function getInstance()
{
if (!isset(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
*
* Return value from $_FILES[$key]
* @param string/int $key
* @return array
*/
public static function getFilesKey($key)
{
$files = knl_lib_Files::getInstance();
return $files->getFilesKey($key);
}
public static function getFiles()
{
$files = knl_lib_Files::getInstance();
return $files;
}