How to Set jump prompt statements in the CI framework

In the CI framework, how do I set the prompt statements for redirection? Create a registration page, jump to the homepage after registration, and use redirect ('/index. php ', 'location'); now I want to add a "registration successful" prompt after the registration is successful and then go back to the home page. what should I do ?, We will discuss how to set up a prompt statement to jump to the homepage after registration in the CI framework?
Create a registration page, jump to the homepage after registration, and use redirect ('/index. php', 'location ');

Now I want to add a "registration successful" prompt after the registration is successful and then go to the homepage. what should I do?

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Discussion
Create a registration page, jump to the homepage after registration, and use redirect ('/index. php', 'location ');

Now I want to add a "registration successful" prompt after the registration is successful and then go to the homepage. what should I do?

------ Solution --------------------
Discussion

Reference:
Create a registration page, jump to the homepage after registration, and use redirect ('/index. php', 'location ');

Now I want to add a "registration successful" prompt after the registration is successful and then go to the homepage. what should I do?


Therefore, the form cannot be submitted. you must listen to the onsubmit event and submit the form using ajax. after the successful submission, JS sets the page content to prompt the jump to N seconds, and setTimeout a few seconds later. href jump. ......