LCI112 : PHP 4: Introduction
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PHP 4: Introduction explores all of the major elements of PHP programming. With PHP, you can build dynamic, data-driven Web sites that use a variety of databases. Easy-to-understand code samples are used to demonstrate the many elements and techniques used in PHP programming.


PHP 4: Introduction is designed for the student who is well versed in HTML, and who has had at least some experience with scripting languages and SQL. This is a serious programming course?it is not intended for students who have created Web sites only with a WYSIWYG editor (for example, MS FrontPage) and have never gotten into HTML coding by hand, let alone scripting or working with SQL databases.

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Lesson objectives help students become comfortable with the course, and also provide a means to evaluate learning. Upon successful completion of this course, students will be able to:

Describe what PHP is and the advantages to creating Web sites with PHP.

Use variables, arrays, and functions in PHP scripts.

Include other files in PHP scripts and manipulate files and directories.

Process forms and validate their information.

Incorporate hidden form fields, cookies, and session variables in PHP scripts.

Add, update, and delete records in a database using PHP.

Lesson 1: Introduction to PHP
Topic 1A: What is PHP?
Task 1A-1: Understanding PHP
Topic 1B: Basic Syntax of PHP
Task 1B-1: Writing Your First PHP Script
Task 1B-2: Incorporating HTML in PHP Scripts
Task 1B-3: Commenting Your PHP Code
Topic 2A: Using Variables
Task 2A-1: Experimenting with Variables
Topic 2B: Working With Arrays
Task 2B-1: Creating an Associative Array
Topic 2C: Using Functions
Task 2C-1: Exploring Functions
Topic 3A: Including Files
Task 3A-1: Writing the Include Files
Topic 3B: File Access
Task 3B-1: Creating a Hit Counter
Task 3B-2: Creating a Directory Navigation Script
Topic 4A: Processing Forms
Task 4A-1: Using Arrays to Process Form Information
Topic 4B: Form Validation
Task 4B-1: Validating Form Data
Task 4B-2: Using the HTMLSpecialChars Function
Topic 4C: E-Mailing Form Data
Task 4C-1: Adding E-Mail Functionality
Topic 5A: Hidden Form Fields
Task 5A-1: Using Hidden Form Fields
Topic 5B: Cookies
Task 5B-1: Setting a Cookie
Topic 5C: Sessions
Task 5C-1: Setting Session Variables
Topic 6A: Interacting With Databases
Task 6A-1: Connecting to the MySQL Server
Task 6A-2: Retrieving Data
Topic 6B: Modifying Database Records Using PHP
Task 6B-1: Adding a Record
Task 6B-2: Updating a Record in the Database
Lesson 2: Common PHP Script Elements
Lesson 3: File and Directory Handling
Lesson 4: Working With Forms
Lesson 5: Addressing the Stateless Nature of HTTP
Lesson 6: Accessing Databases With PHP
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