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OutputCacheProfile.VaryByControl Property

Gets or sets the VaryByControl property.

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

public string VaryByControl { get; set; }

Property Value

Type: System.String
The VaryByControl value.

The VaryByControl is a semicolon-delimited set of IDs of controls to be cached.

For more information, see Caching Multiple Versions of User Control Output.


The VaryByControl settings are the same ones used by the VaryByControls attribute of the @ OutputCache directive.

The following code example shows how to use the VaryByControl property.

      // Get the current VaryByControl.
      String varyByControlValue = 

      // Set the VaryByControl.
      outputCacheProfile.VaryByControl = 

.NET Framework

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

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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