Since this collection is read-only, throws an InvalidOperationException.
Namespace:  Microsoft.VisualStudio.Language.Intellisense
Assembly:  Microsoft.VisualStudio.Language.Intellisense (in Microsoft.VisualStudio.Language.Intellisense.dll)
Syntax
声明
Public Sub Add ( _
    item As T _
)
public void Add(
    T item
)
public:
virtual void Add(
    T item
) sealed
abstract Add : 
        item:'T -> unit 
override Add : 
        item:'T -> unit 
public final function Add(
    item : T
)
Parameters
- item
Type: T
The item. 
Implements
.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.