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HttpCachePolicy.SetLastModifiedFromFileDependencies Method

Sets the Last-Modified HTTP header based on the time stamps of the handler's file dependencies.

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

public void SetLastModifiedFromFileDependencies()

SetLastModifiedFromFileDependencies is introduced in the .NET Framework version 3.5. For more information, see .NET Framework Versions and Dependencies.

The following code example demonstrates how to set the Last-Modified header using the SetLastModifiedFromFileDependencies method.

Response.Cache.SetLastModifiedFromFileDependencies();
 

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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