Deletes a what-if forecast created using the create_what_if_forecast operation. You can delete only what-if forecasts that have a status of ACTIVE or CREATE_FAILED. To get the status, use the describe_what_if_forecast operation.
See https://www.paws-r-sdk.com/docs/forecastservice_delete_what_if_forecast/ for full documentation.
forecastservice_delete_what_if_forecast(WhatIfForecastArn)[required] The Amazon Resource Name (ARN) of the what-if forecast that you want to delete.