WebHeaderCollection.Set Method (HttpResponseHeader, String)

Note: This method is new in the .NET Framework version 2.0.

Sets the specified header to the specified value.

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

void Set (
	HttpResponseHeader header, 
	String^ value
public void Set (
	HttpResponseHeader header, 
	String value
public function Set (
	header : HttpResponseHeader, 
	value : String



The HttpResponseHeader value to set.


The content of the header to set.

Exception typeCondition


The length of value is greater than 65535.


This WebHeaderCollection instance does not allow instances of HttpResponseHeader.

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

If the header specified in header is already present, value replaces the existing value.

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

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

.NET Framework

Supported in: 2.0

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