IXPathNavigator (implemented by the above)

Selecting, Evaluating and Matching XML Data using XPathNavigator - .NET
Learn more about: Selecting, Evaluating and Matching XML Data using XPathNavigator
https://learn.microsoft.com/en-us/dotnet/standard/data/xml/selecting-evaluating-and-matching-xml-data-using-xpathnavigator

Allows you to select, evaluate, match and modify the DOM.

Select

// select many
var listOfNodes = navigator.Select("/ParentClass/XmlDecorators/XmlDecorator");

// select one
var singleNode = navigator.SelectSingleNode("/ParentClass/XmlDecorators");

Note: that the parent class, the class you are searching from at root, you must search by its name at the start

Evaluate