| IBsonWriterExtensionsWriteUndefined Method  | 
 
            Writes a BSON undefined element to the writer.
            
 
    Namespace: 
   MongoDB.Bson.IO
    Assembly:
   MongoDB.Bson (in MongoDB.Bson.dll) Version: 2.13.1-v2-13-x1+a7f8afe27855f38f4f72157d11ba2ae73895502e
 Syntax
Syntaxpublic static void WriteUndefined(
	this IBsonWriter writer,
	string name
)
<ExtensionAttribute>
Public Shared Sub WriteUndefined ( 
	writer As IBsonWriter,
	name As String
)
[<ExtensionAttribute>]
static member WriteUndefined : 
        writer : IBsonWriter * 
        name : string -> unit 
Parameters
- writer
- Type: MongoDB.Bson.IOIBsonWriter
 The writer.
- name
- Type: SystemString
 The name of the element.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type 
IBsonWriter. When you use instance method syntax to call this method, omit the first parameter. For more information, see 
Extension Methods (Visual Basic) or 
Extension Methods (C# Programming Guide).
 See Also
See Also