Cancels an update on the specified stack. If the call completes successfully, the stack will roll back the update and revert to the previous stack configuration.
NOTE:Only stacks that are in the UPDATE_IN_PROGRESS state can be canceled.
 Declaration Syntax
 Declaration Syntax| C# | 
CancelUpdateStackResponse CancelUpdateStack( CancelUpdateStackRequest cancelUpdateStackRequest )
 Parameters
 Parameters- cancelUpdateStackRequest (CancelUpdateStackRequest)
- Container for the necessary parameters to execute the CancelUpdateStack service method on AmazonCloudFormation.