If You Have To Validate A Registrations Module For A User, What All C

1.	If You Have To Validate A Registrations Module For A User, What All Can Be Possible Ways, Which One Is The Best?
Answer» can be done on SUBMISSION in CONTROLLER, or USING javascript/ajax while user is still FILLING the data. Second option is BETTER. can be done on submission in controller, or using javascript/ajax while user is still filling the data. Second option is better.

If You Have To Validate A Registrations Module For A User, What All Can Be Possible Ways, Which One Is The Best?

Answer»

can be done on SUBMISSION in CONTROLLER, or USING javascript/ajax while user is still FILLING the data. Second option is BETTER.

can be done on submission in controller, or using javascript/ajax while user is still filling the data. Second option is better.