Now that you’ve defined the form in HTML, let’s identify the two stages the form goes through – when the blank form is loaded, and when the user has completed the form and clicks the submit button.The script needs to be able to differentiate between the two stages so the form behaves properly.The Validator tool, however, was deprecated in CS5 but then made a comeback in CS5.5 and CS6 by integrating Dreamweaver with the W3C’s free validator tool.
Whichever you choose, you need to be sure: Validation is essential, particularly if you are going to save the data in a database – remember the old saying, GIGO (Garbage In, Garbage Out), and you won’t go far wrong.
In this article you have learned how to create a simple HTML form and validate it with PHP.
If the user does not comply with these rules, an error message will be displayed.
Any fields already completed will be left unchanged, allowing the user to simply adjust her input and re-submit the form without having to enter all of the data again. Let’s look at the PHP required for validating the form.
Iain's specialized areas of teaching is web technologies, mainly programming in a variety of languages, HTML, CSS and database integration.
He's also written a book about Dreamweaver CS3 for Hodder Education.If your code editor does not include a code validator, use an online validator.Over the past several years, Dreamweaver has included a built-in validation tool to help identify coding errors.Along the way a number of techniques have been used to re-display user input and display error messages.For further information on And if you enjoyed reading this post, you’ll love Learnable; the place to learn fresh skills and techniques from the masters.Members get instant access to all of Site Point’s ebooks and interactive online courses, like Jump Start PHP.