C#

writer.WriteStartElement("Parent");
writer.WriteAttributeString("xmlns", "", null, "http://www.example.org");
writer.WriteElementString("this is sample");
writer.WriteEndElement();

using System;

public class MyClass : IComparable
{
    #region Constructors
    public MyClass(int value)
    {
        Value = value;
    }
    #endregion

    #region Properties
    public int Value
    {
        get;
        set;
    }
    #endregion

    #region Comparison Operator Overloads
    public static bool operator <(MyClass instanceA, MyClass instanceB)
    {
        return (instanceA.Value < instanceB.Value);
    }
    public static bool operator >(MyClass instanceA, MyClass instanceB)
    {
        return (instanceA.Value > instanceB.Value);
    }
    #endregion

    #region Compare Methods
    public int CompareTo(MyClass other)
    {
        if (this < other)
            return -1;
        else if (this > other)
            return 1;
        else
            return 0;
    }
    #endregion

    #region IComparable Members
    public int CompareTo(object obj)
    {
        if (obj is MyClass)
            return this.CompareTo((MyClass)obj);
        // return either -1 (less than) or 1 (greater than) here
        return 1;
    }
    #endregion
}