PHP Introduction

What is PHP?

PHP is a server-side scripting language. That is especially used for web development. A web developer can generate dynamic web pages through this language.

PHP, Stands for "Hypertext Preprocessor".

PHP Syntax

Syntax of PHP same as other programming language's syntax such i.e. C, Java & Pearl.

An example of a basic PHP program:

<?php

echo 'This is the first PHP program!';

?>

Output:

PHP Features

• PHP is a portable scripting language.
• There are PHP code can embed into HTML <Hypertext Markup Language> code.
• This scripting language mainly focused on server-side development.

Power of PHP

• You can generate dynamic web pages.
• You can collect form data.
• You can send & receive cookies.
• Other things you can do much more with this language.

PHP Application Areas

• The first PHP is used for server-side development as a server-side scripting language.
• This area is the traditional & mostly focused area of this programming.
• The second PHP is used for command-line scripting.
• The third PHP is used to develop desktop applications.

Operating Systems where you can use PHP

• Microsoft Windows
• Mac OS
• Linux
• Solaris
• Open BSD
• RISC OS
• HP-UX

Web Servers for PHP

• Apache
• IIS
• Nginx

Supported Protocols in PHP

• HTTP
• SNMP
• COM
• IMAP
• LDAP
• NNTP
• POP3

Authors & Editors of PHP

• Bill Abt
• Jouni Ahto
• Alexander Aulbach
• Christoph Michael Becker
• Daniel Beckham
• Stig Bakken
• Nilgün Belma Bugüner
• Jesus M. Castagnetto
• Ron Chmara
• Sean Coates
• John Coggeshall
• Simone Cortesi
• Peter Cowburn
• Daniel Egeberg
• Markus Fischer
• Wez Furlong
• Sara Golemon
• Rui Hirokawa
• Brad House
• Pierre-Alain Joye
• Etienne Kneuss
• Moriyoshi Koizumi
• Rasmus Lerdorf
• Andrew Lindeman
• Stanislav Malyshev
• Justin Martin
• Rafael Martinez
• Rick McGuire
• Moacir de Oliveira Miranda Júnior
• Kalle Sommer Nielsen
• Yasuo Ohgaki
• Philip Olson
• Richard Quadling
• Derick Rethans
• Rob Richards
• Sander Roobol
• Egon Schmid
• Thomas Schoefbeck
• Sascha Schumann
• Dan Scott
• Masahiro Takagi
• Yannick Torres
• Michael Wallner
• Lars Torben Wilson
• Jim Winstead
• Jeroen van Wolffelaar
• Andrei Zmievski