ASP.NET 4 Unleashed

Manipulating a User Control Cache Programmatically

When you include an <%@ OutputCache %> directive in a User Control, you can modify programmatically how the User Control is cached. The User Control CachePolicy property exposes an instance of the ControlCachePolicy class, which supports the following properties:

• Cached— Enables you to enable or disable caching.

• Dependency— Enables you to get or set a cache dependency for the User Control.

• Duration— Enables you to get or set the amount of time (in seconds) that content is cached.

• SupportsCaching— Enables you to check whether the control supports caching.

• VaryByControl— Enables you to create different cached versions of the control, depending on the value of a control.

• VaryByParams ...