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：