PHP is server side scriping. So all of the code you create cannot be seen by the client. This allows logins, and much more useful things.
Php alows you to make websites with dynamic content, like forums, blogs, CMS. It allows connecting to the database, so all data is stored on database.
I dont well bout it but this is what i've researched:... PHP is a computer scripting language, originally designed for producing dynamic web pages. It is for server-side scripting, but can be used from a command line interface or in standalone graphical applications
Fastest way is to google "defineHP" : http://www.google.com/search?hl=en&q=define:php&btnG=Google+Search&meta=
PHP is short for PHP: Hypertext Preprocessor and is a scripting language most commonly used for creating dynamic web pages. There is very much to say about PHP, so I gathered a few links for you: Wikipedia: http://en.wikipedia.org/wiki/PHP Official web site: http://www.php.net
w3schools.com tizag.com will completely teach you what is PHP and why it is wanted with all the most important syntaxes needed for you in PHP. If you don't know HTML (especially form making) then I recommend you to get knowledge about those codes
If you read the thread above a lot of people have already given good sources to learn PHP. Please make sure you read first then ask. Cheers
Some of web application of PHP are:- http:// ~ 90% of all .com , .net , org etc If you want some open source scripts of PHP then joomla.org wordpress.org and many more ..You can find them or download through http://www.opensourcescripts.com/dir/PHP But downloading them is no use if you don't know about it.So, go to http://www.w3schools.com http://www.tizag.com http://www.php-mysql-tutorial.com And if you want any book for PHP learning then I aklways PHP5 and MySQL bible for everyone
PHP is free and easy to learn. MySQL is free and powerful. With PHP&MySQL, you can build a popular and affordable cost website as forums.digitalpoint.com.