This API supports the product infrastructure and is not intended to be used directly from your code.
Sets a value indicating whether the page is processed synchronously or asynchronously.
Assembly: System.Web (in System.Web.dll)
The Page parser when code for the page is generated. Use the Async attribute in directive to set this value.property is set by the
Asynchronous pages do not work when the AspCompat attribute is set to true or the Transaction attribute is set to a value other than Disabled in the directive.
Available since 2.0