Updates the given set of formatter of MediaTypeMapping elements so that it associates the mediaType with Uris containing a specific query parameter and value.
Namespace:  System.Net.Http.Formatting
Assembly:  System.Net.Http.Formatting (in System.Net.Http.Formatting.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Sub AddQueryStringMapping ( _
    formatter As MediaTypeFormatter, _
    queryStringParameterName As String, _
    queryStringParameterValue As String, _
    mediaType As MediaTypeHeaderValue _
)
'Usage
Dim formatter As MediaTypeFormatter
Dim queryStringParameterName As String
Dim queryStringParameterValue As String
Dim mediaType As MediaTypeHeaderValue
formatter.AddQueryStringMapping(queryStringParameterName, _
    queryStringParameterValue, mediaType)
public static void AddQueryStringMapping(
    this MediaTypeFormatter formatter,
    string queryStringParameterName,
    string queryStringParameterValue,
    MediaTypeHeaderValue mediaType
)
[ExtensionAttribute]
public:
static void AddQueryStringMapping(
    MediaTypeFormatter^ formatter, 
    String^ queryStringParameterName, 
    String^ queryStringParameterValue, 
    MediaTypeHeaderValue^ mediaType
)
static member AddQueryStringMapping : 
        formatter:MediaTypeFormatter * 
        queryStringParameterName:string * 
        queryStringParameterValue:string * 
        mediaType:MediaTypeHeaderValue -> unit 
public static function AddQueryStringMapping(
    formatter : MediaTypeFormatter, 
    queryStringParameterName : String, 
    queryStringParameterValue : String, 
    mediaType : MediaTypeHeaderValue
)
Parameters
- formatter
 Type: System.Net.Http.Formatting.MediaTypeFormatter
 The MediaTypeFormatter to receive the new QueryStringMapping item.
- queryStringParameterName
 Type: System.String
 The name of the query parameter.
- queryStringParameterValue
 Type: System.String
 The value assigned to that query parameter.
- mediaType
 Type: MediaTypeHeaderValue
 The MediaTypeHeaderValue to associate with a Uri containing a query string matching queryStringParameterName and queryStringParameterValue.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type MediaTypeFormatter. When you use instance method syntax to call this method, omit the first parameter. For more information, see https://msdn.microsoft.com/en-us/library/bb384936(v=vs.108) or https://msdn.microsoft.com/en-us/library/bb383977(v=vs.108).
See Also
Reference
MediaTypeFormatterExtensions Class