Roles.RemoveUsersFromRoles Method
Removes the specified user names from the specified roles.
Assembly: System.Web (in System.Web.dll)
Parameters
- usernames
- Type: System.String[]
A string array of user names to remove from the specified roles.
- roleNames
- Type: System.String[]
A string array of role names to remove the specified users from.
| Exception | Condition |
|---|---|
| System.ArgumentNullException | One of the roles specified in roleNames is a null reference (Nothing in Visual Basic). -or- One of the users specified in usernames is a null reference (Nothing in Visual Basic). |
| System.ArgumentException | One of the roles specified in roleNames is an empty string or contains a comma (,). -or- One of the users specified in usernames is an empty string or contains a comma (,). -or- roleNames contains a duplicate element. -or- usernames contains a duplicate element. |
| System.Configuration.Provider.ProviderException | Role management is not enabled. |
The RemoveUsersFromRoles method calls the default role provider to remove the specified users from the specified roles at the data source.
If the application uses the SqlRoleProvider class, the database updates that are performed during the call to the RemoveUsersFromRoles method are made within a transaction. If an error is encountered, such as a user name that is not in a specified role, the transaction is rolled back and no updates are performed.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.