HTML - How to do a Confirmation popup to a Submit button and then send the request?

Question

I am learning web development using Django and have some problems in where to put the code taking chage of whether to submit the request in the HTML code<

Answer 1

Another option that you can use is:

onclick="if(confirm('Do you have sure ?')){}else{return false;};"

using this function on submit button you will get what you expect.