ComplexHeader.Item Property
The Item property returns the MimeParameter indicated by name.
Namespace:  Microsoft.Exchange.Data.Mime
Assembly:  Microsoft.Exchange.Data.Common (in Microsoft.Exchange.Data.Common.dll)
Syntax
'Declaration
Public ReadOnly Default Property Item ( _
    name As String _
) As MimeParameter
    Get
'Usage
Dim instance As ComplexHeader
Dim name As String
Dim value As MimeParameter
value = instance(name)
public MimeParameter this[
    string name
] { get; }
Parameters
- name
 Type: System.String
 A string that identifies the MimeParameter to get.