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HttpCachePolicyWrapper.SetETag Method

Sets the ETag HTTP header to the specified string.

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

public override void SetETag(
	string etag
)

Parameters

etag
Type: System.String
The text to use for the ETag header.

ExceptionCondition
ArgumentNullException

etag is null.

InvalidOperationException

The ETag header has already been set.

- or -

The SetETagFromFileDependencies method has already been called.

.NET Framework

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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