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OutputCacheParameters.VaryByParam Property

.NET Framework 4.5

Gets a semicolon-delimited list of query string or form POST parameters that the output cache uses to vary the cache entry.

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

Syntax

C++

public string VaryByParam { get; set; }

Property Value

Type: System.String
The list of query string or form POST parameters.

Remarks

When this property is set to multiple parameters, the output cache contains a different version of the requested document for each specified parameter. Possible values include "none", "*", and any valid query string or POST parameter name.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

Platforms

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.

Reference

OutputCacheParameters Class

System.Web.UI Namespace

VaryByParams

Other Resources

@ OutputCache

Caching Multiple Versions of a Page

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