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WebHeaderCollection.Add Method (HttpResponseHeader, String)

Inserts the specified header with the specified value into the collection.

Namespace:  System.Net
Assembly:  System (in System.dll)

'Declaration
Public Sub Add ( _
	header As HttpResponseHeader, _
	value As String _
)
'Usage
Dim instance As WebHeaderCollection 
Dim header As HttpResponseHeader 
Dim value As String

instance.Add(header, value)

Parameters

header
Type: System.Net.HttpResponseHeader

The header to add to the collection.

value
Type: System.String

The content of the header.

ExceptionCondition
ArgumentOutOfRangeException

The length of value is greater than 65535.

InvalidOperationException

This WebHeaderCollection instance does not allow instances of HttpResponseHeader.

If the specified header does not exist, the Add method inserts a new header into the list of header name/value pairs.

If the specified header is already present, value is added to the comma-separated list of values associated with the header.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0

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