I believe that you need to add the 'name' attribute to the radio button group
Oh, You are right! That is my mistake.
I fixed it just now.
Thanks a lot!
Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink.
Hide child comments as well
Confirm
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
Oh, You are right! That is my mistake.
I fixed it just now.
Thanks a lot!