HttpResponseHeaderCollection.ContainsKey method

Applies to Windows and Windows Phone

Returns a value that indicates whether a specified key exists in the HttpResponseHeaderCollection.

Syntax


public bool ContainsKey(
  string key
)

Parameters

key

Type: System.String

The key to check for in the HttpResponseHeaderCollection.

Return value

Type: System.Boolean

true if an item with that key exists in the HttpResponseHeaderCollection; otherwise, false.

Requirements

Minimum supported client

Windows 8.1

Minimum supported server

Windows Server 2012 R2

Minimum supported phone

Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps]

Namespace

Windows.Web.Http.Headers

See also

HttpResponseHeaderCollection

 

 

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