PHP - Form Introduction

Dynamic Websites

The Websites provide the functionalities that can use to store, update, retrieve, and delete the data in a database.

What is the Form?

A Document that containing black fields, that the user can fill the data or user can select the data.Casually the data will store in the data base

PHP - Validation Example

Required field will check whether the field is filled or not in the proper way. Most of cases we will use the * symbol for required field.

What is Validation ?

Validation means check the input submitted by the user. There are two types of validation are available in PHP. They are as follows −

PHP - Complete Form

This page explains about time real-time form with actions. Below example will take input fields as text, radio button, drop down menu, and checked box.

Example

<html>
   
   <head>
      <style>
         .error {color: #FF0000;}
      </style>
   </head>

PHP - Login Example

PHP login with session

Php login script is used to provide the authentication for our web pages. the Script executes after submitting the user login button.

Login Page

Login page should be as follows and works based on session. If the user close the session, it will erase the session data.

PHP - Facebook Login

We can use Facebook login to allow the users to get access into the websites. This page will explain you about login with facebook PHP SDK.

Login With Facebook

• Need to go https://developers.facebook.com/apps/ and click on add a new group button to make the app ID.
• Choose Website
  

PHP - PayPal Integration

PayPal is a payment processing system, We can integrate PayPal with websites by using with php.

PayPal integration file system

PayPal integration file system included 4 files as shown below.

• constants.php − This file has included API user name, password and signature.
• CallerService.php − This file has included PayPal Services, which is used to call PayPal services.
  

PHP - MySQL Login

This tutorial demonstrates how to create a login page with MySQL Data base. Before enter into the code part, You would need special privileges to create or to delete a MySQL database. So assuming you have access to root user, you can create any database using mysql mysqladmin binary.

PHP - Ajax Search

Ajax is used to communicate with web pages and web servers. Below example demonstrate a search field using with Ajax.

<html>
   <head>
      
      <style>
         span {
            color: green;
         }
      </style>

PHP - Ajax XML Parser

Ajax XML Example

Using with Ajax we can parser xml from local directory as well as servers, Below example demonstrate how to parser xml with web browser.

<html>
   <head>
   
      <script>
         function showCD(str) {
            if (str == "") {

PHP - Ajax Auto Complete Search

Auto Complete Search

The Auto complete search box provides the suggestions when you enter data into the field. Here we are using xml to call auto complete suggestions. The below example demonstrate, How to use auto complete text box using with php.

PHP - Ajax RSS Feed Example

RSS

Really Simple Syndication is used to publish often updated information from website like audio, video, images, etc. We can integrate RSS feeds to a website by using Ajax and php. This code demonstrates how to show RSS feeds in our site.

PHP - XML Introduction

What is XML?

XML is a mark-up language to share the data across the web, XML is for both human read-able and machine read-able. Example of share-able xmls are RSS Feeds. XML parsers are useful to read and update the data by using web browsers.