This API is subject to change. Bug fixes and new features will be released based on developer feedback throughout the preview period.
Updates a function.
Each time the function is updated,
revision increments by 1.
The existing revision must be passed when updating the function.
This ensures you're working with the latest version of the function
and prevents unintended overwrites.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.