HttpApplication::GetVaryByCustomString Method (HttpContext^, String^)
.NET Framework (current version)
Provides an application-wide implementation of the VaryByCustom property.
Assembly: System.Web (in System.Web.dll)
Parameters
- context
-
Type:
System.Web::HttpContext^
An HttpContext object that contains information about the current Web request.
- custom
-
Type:
System::String^
The custom string that specifies which cached response is used to respond to the current request.
Return Value
Type: System::String^If the value of the custom parameter is "browser", the browser's Type; otherwise, null.
You can override GetVaryByCustomString to add a new method for calculating custom vary-by values that are based on the current request. The implementation has to call the base class for custom values that it does not recognize. For more information, see How to: Cache Versions of a Page Using Custom Strings.
.NET Framework
Available since 1.1
Available since 1.1
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