Detailed PHP form processing tutorial

This article demonstrates how to use PHP forms. You will find detailed information from the form basics to more advanced form processing topics.

Creating a simple contact form with PHP

In this tutorial I will show you how to create a simple contact form with PHP. With the help of a contact form your visitors will fill out a form and its content will be send to you via email.

Email validation in PHP

This tutorial teaches you how to validate an email with PHP and regular expressions.

Sending HTML Email

This tutorial will show you how to send email with HTML output in PHP.

Form mail using PHP

One of the most important scripts which is used online is the Mail Form. Fortunately, PHP makes it extremly easy to use form mail, using the mail() function. So the Form Mail we're going to make is going to be broken does into 2 parts. One part has the HTML for the form and the second part is the processing for the form. However, we have to work backwards and do the processing before hand. We will ask three things on the form to keep it simple: their name, their e-mail address, and their comments. Lets get started with the first part:

Javascript Count Words Left

Learn how you can add javascript realtime count words field to your forms using javascript. Try it, it's easy!

PHP Form Validation - with PHP4+ and register_global = off

The validation of data that has been entered in a form is necessary in most cases. Why is important? For example, what good is holding a contest or sweepstakes if you can't notify the winner, because he or she entered an invalid telephone number or an incorrect address. What good is having a mailing list if the e-mail addresses on it aren't verified, and your mailing list just bounces back to you without reaching the subscribers and target audience.<br /><br /> Validating form entries saves you time and more importantly, it can save you money. And since somebody embossed the slogan "Time is money!", this should be very important for your web site!<br /><br /> Well when should we validate? There are two types of validation; client side and server side.

How to use the query string in PHP

This article tells you how to pass variables to a PHP page using the query string, and how to access them from that page. Have you ever seen a URL which looked like "www.example.com/pag e.php?mode=1&style=red"? Well, this page is being passed variables and their values through the query string, here the variables "mode" and "style" are being passed, with values "1" and "red" respectively. The question mark indicates the start of the query string and the ampersand, &, symbol seperates variable=value assignments.

Forms Processing

In the PHP Tutorial you will learn about PHP Forms - Predefined variables, Reading input from forms and Using hidden fields to save state.PHP has several predefined variables called superglobals.Superglobals are always present and available in any PHP script.The superglobals are arrays of other variables.

Converting all applicable characters to HTML entities

In this code sample we will converting all applicable characters to HTML entities using htmlentities(). Using 'htmlentities' all characters which have HTML character entity equivalents are translated into these entities. .