XElement element = XElement.Parse("This code creates an XElement object from an XML string, and then checks if the attribute "genre" exists. In this case, the output will be "The genre attribute exists." The System.Xml.Linq package library is used for working with XML data in C#. It provides classes such as XElement and XAttribute for creating, modifying, and querying XML documents."); if (element.HasAttribute("genre")) { Console.WriteLine("The genre attribute exists."); } else { Console.WriteLine("The genre attribute does not exist."); } Harry Potter