SqlRoleProvider::IsUserInRole Method
Gets a value indicating whether the specified user is in the specified role.
Assembly: System.Web (in System.Web.dll)
Parameters
- username
- Type: System::String
The user name to search for.
- roleName
- Type: System::String
The role to search in.
Return Value
Type: System::Booleantrue if the specified user name is in the specified role; otherwise, false.
| Exception | Condition |
|---|---|
| System::ArgumentNullException | roleName is nullptr. -or- username is nullptr. |
| System::ArgumentException | roleName is an empty string or contains a comma. -or- username is contains a comma. -or- roleName is longer than 256 characters. -or- username is longer than 256 characters. |
| System.Configuration.Provider::ProviderException | An unknown error occurred while communicating with the database. |
The IsUserInRole method is called by the Roles class and the IsInRole method of the Page::User property to determine whether a user is associated with a role in the SQL Server database specified in the ASP.NET application's configuration file (Web.config).
The following code example programmatically checks to see whether the logged-on user is in the Administrators role before allowing the user to view user roles. For an example of a Web.config file that enables role management, see SqlRoleProvider.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.