Updates a budget. You can change every part of a budget except for the budgetName and the calculatedSpend. When you modify a budget, the calculatedSpend drops to zero until Amazon Web Services has new usage data to use for forecasting.
See https://www.paws-r-sdk.com/docs/budgets_update_budget/ for full documentation.
budgets_update_budget(AccountId, NewBudget)[required] The accountId that is associated with the budget that you want to
update.
[required] The budget that you want to update your budget to.