XDocument is an XML document.
Example
XDocument xDocument = new XDocument(
new XElement("Hours",
new XElement("Emp1", "0"),
new XElement("Emp2", "25"),
new XElement("Emp3", "40"),
new XElement("Emp4", "30")
)
);
Create a new document by filtering data using Linq
XDocument doc = new XDocument(
new XElement("Report",
from el in xDocument.Element("Hours").Elements()
where ((int)el) >=30
select el
)
);
Result contains two records: