Do you keep your submit button in the same location across all forms, or base it off the individual form?

1. Can the submit button be outside the form?
2. Does the submit button go inside the form?
3. Do forms need submit buttons?
4. How to use multiple submit button in a single form in PHP?

Can the submit button be outside the form?

For a HTML form element you can put your submit button outside of the form element as long as you have reference the form's id property with the button's form property.

Does the submit button go inside the form?

You can tie a submit button to a form that the button doesn't live inside of. The trick is to give the form an id and then reference that id with the button's form property. With this setup, clicking the Submit button will cause the form to be submitted.

Do forms need submit buttons?

If you don't have any submit button it is acceptable after all it is an element of form tag and if it is not required you may not add it with in form . This will not broke any web standard.

How to use multiple submit button in a single form in PHP?

Having multiple submit buttons and handling them through PHP is just a matter of checking the the name of the button with the corresponding value of the button using conditional statements. In this article I'll use both elseif ladder and switch case statement in PHP to handle multiple submit buttons in a form.