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PHP Tutorial

PHP is a programming language for building dynamic, interactive Web sites. PHP programs run on a Web server, and serve Web pages to visitors on request.

What exactly does the phrase “ dynamic, interactive Web sites ” mean? A dynamic Web page is a page whose contents can change automatically each time the page is viewed. Meanwhile, an interactive Web site is a site that responds to input from its visitors. A simple example is a “ contact us ” form, where visitors filling out and sending a form, which is then emailed to the Webmaster.

PHP scripts are executed on the server. Before continue to learn PHP it is required to have a basic knowledge of HTML, CSS and JavaScript.

What is PHP?

  • PHP is a recursive acronym for "PHP Hypertext Preprocessor"
  • PHP is an open source scripting language. It is integrated with a number of popular databases, including MySQL, PostgreSQL, Oracle, Sybase, Informix, and Microsoft SQL Server.
  • PHP is used to manage databases, dynamic content, session tracking, and in building e-commerce sites.
  • PHP performs system functions. It can perform various actions (create, open, read, write etc) on files.
  • PHP handles forms and can collect form data.
  • Restriction to users for accessing some pages can be possible through PHP.
  • PHP can send and receive cookies.
  • PHP can encrypt data
Characteristics of PHP

  • PHP runs on various platforms and compatible with almost all servers
  • Download PHP free from the official Website: www.php.net
  • Simplicity, Efficiency, Security, Flexibility, Familiarity make PHP very easy to use.

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