Determines whether the given text view role is a member of the set.
Namespace:  Microsoft.VisualStudio.Text.Editor
Assembly:  Microsoft.VisualStudio.Text.UI (in Microsoft.VisualStudio.Text.UI.dll)
Syntax
'Declaration
Function Contains ( _
    textViewRole As String _
) As Boolean
bool Contains(
    string textViewRole
)
bool Contains(
    String^ textViewRole
)
abstract Contains : 
        textViewRole:string -> bool
function Contains(
    textViewRole : String
) : boolean
Parameters
textViewRole
Type: StringThe role.
Return Value
Type: Boolean
true if the given text view role is a member of the set, otherwise false.
Exceptions
| Exception | Condition | 
|---|---|
| ArgumentNullException | textViewRole is nulla null reference (Nothing in Visual Basic).  | 
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.