enum in c#

->Enum kewword is used to Declare an Enumaration
-> Enum represents a set of Named constrants(we can't change the value associated with enum)
->Enum will having an underlying types as integral type(except char) & default underlying is "int"
->Bydefault first enum is zero(0).then increase by one(1).if u start first enum is 100 its also ok.

Sample code:

public partial class Enum : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        int val=(int)Days.monday;
        Response.Write(val+"<br/>");
        int val1=(int)Days.tuesday;
        int val2=(int)Days.wednesday;
        int val3=(int)Days.thursday;
        int val4=(int)Days.friday;
        int val5=(int)Days.satureday;
        int val6=(int)Days.sunday;
         Response.Write(val1+"<br/>");
         Response.Write(val2+"<br/>");
         Response.Write(val3+"<br/>");
         Response.Write(val4+"<br/>");
         Response.Write(val5+"<br/>");
         Response.Write(val6+"<br/>");
    }
}
public enum Days
{
    monday=100000,
    tuesday,
    wednesday,
    thursday,
    friday,
    satureday,
    sunday
}