PHP Tutorial

This tutorial will teach you all about PHP and PHP 5 from very basic for beginner to advance.

What is PHP ?

PHP is a scripting language, supports object oriented feature. PHP is used to create dynamic web pages or web applications.

PHP can be deployed on array Web server, operating system or platform (such as Windows, Unix, Linux etc). PHP also supports various databases (such as Oracle, MySQL, Informix, and Sybase).

You can use PHP by embedding PHP scripts in HTML (Hyper Text Markup Languages) pages. You can integrate PHP with AJAX in creating Web applications that run extremely fast on the latest versions of browsers.

What is a PHP File ?

PHP file can consists of HTML, CSS, JavaScript, and PHP code.

PHP File extensions

You can save a PHP file with one of the following extensions :

.php
.php3
.phtml
.ph3
.ph4
.php5
.ph5

Characteristics of PHP

Here are the characteristics of PHP:

PHP is simple
PHP is secure
PHP is efficient
PHP is flexible
PHP is familiar

What to Learn before PHP ?

Before start learning PHP, you must have basic understanding on HTML, CSS, and JavaScript.

What PHP can Do ?

PHP can do a lot of task such as outputting images, files, etc. PHP also helps to upload files to the server.

Why to Learn PHP ?

Programmer loves PHP because of these reasons:

runs on various platform
supports wide range of databases
compatible with almost all servers
runs efficiently on server side

A Simple PHP Example

Here is a simple PHP example:

<!DOCTYPE html>
<html>
<head>
<title>PHP and PHP5 Tutorial</title>
</head>
<body>

<?php
echo "<h1>PHP and PHP 5 Tutorial</h1>";
echo "You are Learning PHP and PHP 5 at codescracker.com<br>";
echo "PHP is fun!. You will enjoy learning PHP.<br>";
?> 

</body>
</html>

To know how to save and run the above PHP example, refer to PHP Environment Setup to understand how to implement PHP in your computer system step by step.

Save the above file with .php extension and open it in your browser, the web page will look like:

Here is one more PHP example:

<!DOCTYPE html>
<html>
<head>
<title>PHP and PHP5 Tutorial</title>
</head>
<body>

<?php
$str1 = "PHP and PHP5 Tutorial";
$str2 = "codescracker.com";

echo "<h1>$str1</h1>";
echo "You are Learning PHP and PHP 5 at $str2";
?>

</body>
</html>

Here is the output of this PHP example:

You will learn all about PHP and PHP 5 one by one in this tutorial series. This tutorial series are divided into these parts:

PHP Basics Tutorial
Homepage of PHP Tutorial	Environment Setup for PHP
Getting Started with PHP	Basic Syntax of PHP
echo and print in PHP	Comments in PHP
Data Types in PHP	Variables in PHP
Variable Types in PHP	Variable Scope in PHP
Constants in PHP	Operators in PHP
Program Control Statements in PHP
Decision Making in PHP	if elseif else in PHP
switch in PHP	Loops in PHP
for Loop in PHP	foreach Loop in PHP
while Loop in PHP	do-while Loop in PHP
break & continue in PHP
Popular Topics in PHP
Arrays in PHP	Strings in PHP
Functions in PHP	References in PHP
Object Oriented Programming in PHP
Object Oriented in PHP	Classes & Objects in PHP
Member Variable in PHP	Member Function in PHP
Encapsulation in PHP	Data Abstraction in PHP
Inheritance in PHP	Constructor & Destructor in PHP
Polymorphism in PHP
Web Developments using PHP
Web Developments using PHP	GET & POST Method in PHP
Read Requested Data in PHP	File Inclusion in PHP
File Handling (I/O) in PHP
File Handling (I/O) in PHP	Creating File in PHP
Opening File in PHP	Writing to File in PHP
Appending to File in PHP	Reading File in PHP
Closing File in PHP	Deleting File in PHP
Advance Topics of PHP
Cookies in PHP	Sessions in PHP
Send Emails using PHP	File Upload using PHP
Date Time in PHP	Regular Expression in PHP
Predefined Variables in PHP	Error Handling in PHP
Debugging in PHP	MySQL with PHP
AJAX with PHP	XML with PHP

PHP Online Test

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