HttpContentCollectionExtensions.FirstDispositionTypeOrDefault Method
[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Returns the first HttpContent in a sequence that has a ContentDispositionHeaderValue header field with a DispositionType property equal to dispositionType.
Namespace: System.Net.Http
Assembly: System.Net.Http.Formatting (in System.Net.Http.Formatting.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function FirstDispositionTypeOrDefault ( _
contents As IEnumerable(Of HttpContent), _
dispositionType As String _
) As HttpContent
public static HttpContent FirstDispositionTypeOrDefault(
this IEnumerable<HttpContent> contents,
string dispositionType
)
[ExtensionAttribute]
public:
static HttpContent^ FirstDispositionTypeOrDefault(
IEnumerable<HttpContent^>^ contents,
String^ dispositionType
)
static member FirstDispositionTypeOrDefault :
contents:IEnumerable<HttpContent> *
dispositionType:string -> HttpContent
public static function FirstDispositionTypeOrDefault(
contents : IEnumerable<HttpContent>,
dispositionType : String
) : HttpContent
Parameters
- contents
Type: System.Collections.Generic.IEnumerable<HttpContent>
The contents to evaluate
- dispositionType
Type: System.String
The disposition type to look for.
Return Value
Type: System.Net.Http.HttpContent
null if source is empty or if no element matches; otherwise the first HttpContent in the sequence with a matching disposition type.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable<HttpContent>. 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).
.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.