I completely agree final validation shouldn't be done on the client because it can be bypassed. But this kind of validation can reduce the number of "not valid" requests to the server. It is good to have one more layer of security in your applications.
I see this as useful!
I completely agree final validation shouldn't be done on the client because it can be bypassed. But this kind of validation can reduce the number of "not valid" requests to the server. It is good to have one more layer of security in your applications.
Thank you @denislapi for this.