public function string($string)
{
$key = md5($string);
# load the environments
if (e::$cache->check('yaml-cache', $key)) {
$result = e::$cache->get('yaml-cache', $key);
} else {
$result = Spyc::YAMLLoadString($string);
e::$cache->store('yaml-cache', $key, $result, 'base64');
}
return $result;
}
