Msxml

[ConnorMcLeod]

Code:

var XMLFile: IXMLDocument;
begin
  XMLFile:= newXMLDocument;
  if Assigned(XMLFile) then
  begin
    XMLFile.LoadfromFile(...);
    XMLFile.active:= true
    XMLFile.documentelement.childnodes[1]...
    XMLFile.saveToFile(...);
  end;
end;