Multiple forms on a page with individual Save/Submit buttons

1. Can you have multiple submit buttons on a page?
2. Can a webpage have multiple forms?
3. How do you submit form only once after multiple clicking on submit?

Can you have multiple submit buttons on a page?

yes, multiple submit buttons can include in the html form. One simple example is given below.

Can a webpage have multiple forms?

Yes, we can use multiple tags inside one single HTML page. Sometimes we need to submit two distinct data from a single HTML page. To do so we need to use multiple tags.

How do you submit form only once after multiple clicking on submit?

onsubmit = function () if (allowSubmit) allowSubmit = false; else return false; )(); (well, as sure-fire as you can get with JS enabled anyway). You could disabled the button as a visual confirmation to the end user that the form can only be submit once too.