func (self *Xbrl) getNodeList(xPath string, root *xml.Node) (nodes *xml.Iter) {
if root == nil {
root = self.Root
}
path := xml.MustCompile(xPath)
if exists := path.Exists(root); exists {
return path.Iter(root)
}
return nil
}
func (self *Xbrl) getNode(xPath string, root *xml.Node) (node *xml.Node) {
if root == nil {
root = self.Root
}
path := xml.MustCompile(xPath)
if exists := path.Exists(root); exists {
iterator := path.Iter(root)
if iterator.Next() {
return iterator.Node()
}
}
return nil
}