using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Linq.Expressions;
using System.Xml.XPath;
using System.Xml.Linq;
namespace SampleProgram1
{
class Program
{
static void Main(string[] args)
{
string xml = @"<people>
<person><name>kumar</name><school>fes</school><parent>All</parent></person>
<person><name>manju</name><school>fes</school><parent>kumar</parent></person>
<person><name>anu</name><school>frank</school><parent>kumar</parent></person>
<person><name>anitha</name><school>jss</school><parent>All</parent></person>
<person><name>rohit</name><school>frank</school><parent>manju</parent></person>
<person><name>anill</name><school>vijaya</school><parent>manju</parent></person>
<person><name>vani</name><school>jss</school><parent>kumar</parent></person>
<person><name>soumya</name><school>jss</school><parent>kumar</parent></person>
<person><name>madhu</name><school>jss</school><parent>rohit</parent></person>
<person><name>shiva</name><school>jss</school><parent>rohit</parent></person>
<person><name>vanitha</name><school>jss</school><parent>anitha</parent></person>
<person><name>anu</name><school>jss</school><parent>anitha</parent></person>
</people>";
XDocument document = XDocument.Parse(xml);
var
people = (from person in document.Descendants("person")
select new Person
{
Name = (string)person.Element("name"),
School = (string)person.Element("school"),
Parent = (string)person.Element("parent")
}).ToList();
var parents =
people.Where(p => p.Parent == "All");
Action<Person> findChildren = null;
findChildren = person =>
{
List<Person> children =
people.Where(p => p.Parent == person.Name).ToList();
person.Children = children;
foreach (Person p in children)
findChildren(p);
};
foreach (Person parent in parents)
{
findChildren(parent);
}
Action<Person, int> showChildren = null;
showChildren = (person, tabs) =>
{
//Console.WriteLine(new string('\t', tabs) + person.Name);
if (person.Children != null)
{
foreach (Person p in person.Children)
showChildren(p, tabs + 1);
}
};
foreach (Person parent in parents)
{
showChildren(parent, 0);
}
// Console.Read();
}
}
class Person
{
public string Name { get; set; }
public string School { get; set; }
public string Parent { get; set; }
public List<Person> Children { get; set; }
}
}
this my program where i need to put the output into a list an dthen bind the lsit into gridview
can any one help me out in syntax achiveing this one.
i am using c# 3.5
