???????????????string domainAndName = User.Identity.Name; ???????????????string[] infoes = domainAndName.Split(new char[1] { ‘\\‘ }, StringSplitOptions.RemoveEmptyEntries); ???????????????string userDomainName = ""; ???????????????string userName = ""; ???????????????if (infoes.Length > 1) ???????????????{ ???????????????????userDomainName = infoes[0]; ???????????????????userName = infoes[1]; ???????????????}方法2：
???????????????WindowsPrincipal wp = new WindowsPrincipal(WindowsIdentity.GetCurrent()); ???????????????string[] logon = wp.Identity.Name.Split(‘\\‘); ???????????????string UserDomain = logon[0];//网域 ???????????????string UserName = logon[1].ToString().ToLower();//登陆名
.net 获取当前电脑账户
原文地址：http://www.cnblogs.com/foreverfendou/p/8098999.html