RoleGroup::ContainsUser Method
Indicates whether the specified user is a member of any of the roles in the role group.
Assembly: System.Web (in System.Web.dll)
Parameters
- user
- Type: System.Security.Principal::IPrincipal
The user name to look for in the role group.
Return Value
Type: System::Booleantrue if the user is a member of one of the roles associated with this role group; otherwise, false.
| Exception | Condition |
|---|---|
| ArgumentNullException | User is nullptr. |
The ContainsUser method returns true if the specified user is a member of any of the roles associated with this role group. Roles are searched in the order they are listed in the Roles property, and searching stops after the first match is found.
This method uses the IsUserInRole method to determine whether a user is a member of a role. You must configure role management to use the ContainsUser method. For more information, see Understanding Role Management.
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.