PHP Introduction

PHP is server side language it used in server

PHP execued only  server not web browser

PHP is populer in server side programming language

PHP is open source

What is server side

server side code execute the server and send data to the web browser

Web Browser like : Chrome Firefox Opera Safari Edge

Example

<?php #php code always write within php tag echo "Hello php"; ?>

PHP variable example

PHP variable

Example

<?php $string="this is php varibale"; $number="15"; #print variable echo $string; echo "<br>"; # br tag use for line break echo $number; ?>

Out put

Php have community support and development fast new version are releases

Php have bug fresh and more secure because php are open sourse

Php site are fast because php are light-weight . more than 60% website run on php