C# LINQ to XML示例

static void Main(string[] args)

        {    // Create the data source by using a collection initializer.

            var students = new[]

        {

            new {First="Svetlana", Last="Omelchenko", ID=111, Scores = new List<int>{97, 92, 81, 60}},

            new {First="Claire", Last="O’Donnell", ID=112, Scores = new List<int>{75, 84, 91, 39}},

            new {First="Sven", Last="Mortensen", ID=113, Scores = new List<int>{88, 94, 65, 91}},

        };

 

            // Create the query.

            var studentsToXML = new XElement("Root",

                from student in students

                let x = String.Format("{0},{1},{2},{3}", student.Scores[0],

                        student.Scores[1], student.Scores[2], student.Scores[3])

                select new XElement("student",

                           new XElement("First", student.First),

                           new XElement("Last", student.Last),

                        new XElement("Scores", x)

                        ) // end "student"

                    ); // end "Root"

 

            // Execute the query.

            Console.WriteLine(studentsToXML);

 

            // Keep the console open in debug mode.

            Console.WriteLine("Press any key to exit.");

            Console.ReadKey();

 

        }

 

运行经结果：