Intoduction to php

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PHP is acronymed as
PHP:hypertext preprocessor.
It is a server side scripting language used to create web apllications

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Intoduction to php

  1. 1. INTRODUCTION TO PHPAcronym of PHPTypes of Applications Developed using PHP.What is a Web Application.What is Client-Server Methodology.Roles of PHP.Where PHP Programs are placed.Features of PHP.PHP Documentation
  2. 2. PHP PHP is a scripting language. PHP stands for “PHP: Hypertext preprocessor” and again PHP stands for “Personal Homepage”. It is Recursive Acronym
  3. 3. TYPES OF APPLICATIONS DEVELOPED USINGPHP PHP is used for developing three of Applications a)Command-line scripting. b)Desktop /GUI Based Applications c)Web ApplicationsNOTE : The main purpose of PHP is used to develop a Web Application
  4. 4. WHAT IS A WEB APPLICATION A web Application is a Request-Response Mechanism or Client-Server Methodology
  5. 5. WHAT IS CLIENT-SERVER METHODOLOGY? Client-sideProgramme:  Server side Programme: A Programme present in A Programme present in the client machine to the server machine to send a re quest to the receive the Request from server and also to get client, to process the response from server is request and also to send known as client side an appropriate response programme back to client is known as Eg:-Web browser server side programs Such as: chrome, firefox, safari etc.
  6. 6. ROLE OF PHPPHP is used for developing server side Applications likeASP, JSP, ColdFusion etc
  7. 7. WHERE PHP PROGRAMS ARE PLACED? PHP programs are placed in a webserver. A webserver is the server machine capable of receiving client’s request and every web server is identified with a port Example: 127.0.0.1 also called as “localhost”
  8. 8. FEATURES OF PHP PHP Applications can be deployed or placed in most of the webservers PHP is open source, that means PHP can be downloaded and can be used FREE of cost. PHP can work with most of the Database server like MYSQL , ORACLE , SQL SERVER etc PHP Applications are platform Independent.
  9. 9. PHP DOCUMENTATION It has good Documentation and tutorials with Examples and you can find user Submitted Examples too The Website address of PHP is http://www.php.net

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