such as: text fields, checkboxes, radio XSD Full Form. 09, May 20. Go to any popular site with a registration form, and you will notice that they provide feedback when you don't enter your data in the format they are expecting. © Copyright 2011-2018 www.javatpoint.com. The thing that differentiates PHP and HTML is, PHP codes are executed on the server whereas HTML codes are directly rendered on the browser. HTML stands for Hypertext Markup Language. 10 CSS HTML Form Designs. Click the Publish button from the top toolbar. Form nesting limitation was a big obstacle for HTML UI design. HTML full form. "Please enter your phone number in the format xxx-xxxx" (A specific data format is required for it to be considered valid). They aren’t relying on the HTML