Dirty chat no sign up no video - Validating checkboxes using php
(Tip: For some spam prevention, the values of the checked checkboxes and radio buttons can be verified in the PHP script to contain the values as coded in the form.
HTML form and how to use Java Script to validate the form data by checking whether at least one option has been selected.
Remember, radio buttons are used when you want the user to select only one option or answer to a question, and checkboxes are used when you wish to allow the user to select more than one option (if more than one option is available).
As you can see, we had to check to see if the POST variable “terms_of_service” existed. If the name of the checkbox exists as a POST variable, then it is safe to assume that the user has ticked it.
This is a tutorial for those who want to learn a bit more about PHP.
If the checkbox is unchecked, the PHP script doesn't know anything about it.