ContextType.Domain, domainName); 2 UserPrincipal userPrincipal = new UserPrincipal(principalContext); 3 PrincipalSearcher principalSearcher = new PrincipalSearcher(userPrincipal); 查找域中用户及其信息。 1 StringBuilder sb = new StringBuilder(); 2 foreach (UserPrincipal userPrincipalSearchResult in principalSearcher.FindAll 1 ComputerPrincipal computerPrincipal = new ComputerPrincipal(principalContext); 2 principalSearcher = new PrincipalSearcher(computerPrincipal); 3 // 4 foreach (ComputerPrincipal computerPrincipalSearchResult