User2103319870 posted
but I don't want domain name need only user name
System.Web.HttpContext.Current.User.Identity.Name
please let me know how to get only user name
If you are getting value like domainname\\username, then you could use a string manipulation method to just get the username.
Sample code below
string username = HttpContext.Current.User.Identity.Name.Substring(HttpContext.Current.User.Identity.Name.IndexOf("\\")+1);