1. Server- Side technologies Client-side vs. Server-side scripts PHP basic ASP.NET basic ColdFusion

2. Client-side scripting vs. Server-side scripting Client-side script Executed by a user’s web browser (client) – a web browser interprets the code. Usually based on some kind of user’s actions or events (e.g. clicking a button) All the actions are followed without communication with the server Examples of client-side scripts: JavaScript, VBScript Server-side script Executed by the web server only, when a user requests a document Then a document is sent to the user’s computer The user cannot see the script’s source code HTML document is produced by a server-side script Examples of server-side scripts: PHP, ASP, ASP.NET, Cold Fusion

3. PHP Hypertext Preprocessor (PHP) PHP – an open source server-side scripting language for creating dynamic Web pages. Executed on a web server Embedded in HTML pages Interacts with MySQL database management system

4. PHP syntax (basic) Creating a PHP script: PHP script can be inserted anywhere on the page PHP file extension must be defined as.php The PHP should be inserted between tags » Example: » Where echo is a command that writes the output on the user’s monitor PHP variables should be declared using $ symbol » Example: PHP comments are the same as in JavaScript: // comments for one line of code /* comments for multiple lines of code */

5. PHP – included files Included files let you incorporate common elements of the web site (menus, headers, footers, and etc.) onto your web pages with a minimum of code. The included files are saved as an external file with the.inc extension The included files are referenced in the.php file using the include keyword: » Example:

6. Using PHP PHP allows you to create advanced web applications for the web, such as: Content managements systems Login applications Payment systems and shopping carts, Mailing list systems Full e-commerce solutions Etc. PHP well integrated with MySQL database Can run on UNIX/Linux, Windows, and Mac platforms.

7. ASP ASP – Microsoft Active Server Pages – proprietary Microsoft Technology used to create powerful and dynamic Web pages and sophisticated applications. A server side script is added to the HTML code between tags. The page must be saved with extension.asp Typically uses VB – Visual Basic script

8. ASP.NET ASP – as original server-side scripting solution has largely been supplanted by ASP.NET ASP.NET – Microsoft brand name for a framework to build web application Runs on Microsoft operating system ASP.NET languages – C#, VB, J#, Jscript

9. ASP.NET Functionality Access a database and display the data from the database Allow people to create accounts and log in to your web site Add robust form validation to your web forms Add dynamic web site navigation, and more Expression Web provides ASP.NET Development Server, which allows disk-based web site development and page preview in a web browser. ASP Development server doesn’t support ASP.

10. ASP.NET pages– a brief intro ASP.NET Web pages are called Web Forms ASP. NET have an.aspx file extension. Choosing languages Expression Web provides the following choices: – C# (pronounced C-sharp), Visual Basic (VB), and Visual J# -9J- sharp). EW provides a set of ASP.NET controls, such as calendar, Add Rotator, Navigation, and many others. To use these ASP.NET controls, you need to install MS.NET Framework 2.0

11. ColdFusion ColdFusion requires ColdFusion Server to run a web applications ColdFusion server is a Web application server that lets developers design and deliver e-commerce and other applications for the Web The ColdFusion allows you to create dynamic Web sites by using a tag-based, embedded languages, that is similar to HTML » Uses ColdFusion Markup Language (CFML) ColdFusion is integrated with databases, e-mail servers and other enterprise systems ColdFusion is a cross-platform web application server that works on Windows, MAC, and Linux systems

12. ColdFusion basic syntax File extension -.cfm Include files Creating a variables in ColdFusion Output a variable: My name is #firstname# The variable is surrounded with $ (pound sign symbols)