First off, what a well written technical book! Thanks Larry.
I'm working on a project that currently uses JavaScript validation. The page will have PHP functionality later, but after reading chapter 6's validation examples, I got to thinking . . .
Can I have slicker AJAX style same page validation using PHP? This would put the error messages in the same page after form field completion but before submission.
I saw an example elsewhere that essentially points the action to the same page, but it used a lot of "include" scripting. The validation scripting in the book is so simple, yet