.error() deprecato
https://api.jquery.com/error/ https://api.jquery.com/jQuery.error/ https://api.jquery.com/error-shorthand/
https://api.jquery.com/error/
https://api.jquery.com/jQuery.error/
https://api.jquery.com/error-shorthand/
( errordeprecato.html )- by Paolo Puglisi
- Modifica del 17/12/2023