PHP Hub in Ambala ! Batra Computer Centre

Ph. No.: 8222066670, 4000670 Website:

Ph. No.: 8222066670, 4000670 Website:
Introduction
Usage
A Sample Code
Output
Data Types
Speed Optimization
Resources

Ph. No.: 8222066670, 4000670 Website:
 PHP is scripting language that was originally designed for web development to
produce dynamic webpages.
 For this purpose, PHP code is embedded into HTML
 PHP was created by Rasmus Lerdrof in 1995
 PHP originally stood for “PERSONAL HOME PAGE”
What is PHP ?

Ph. No.: 8222066670, 4000670 Website:
 PHP is a general purpose scripting language that is especially suited to server-side
web development where php generally run on a web serve.
 PHP code in a requested file is executed by the PHP runtime, usually to create
dynamic web page content
 PHP is also used for command line scripting and client-side GUI application
 PHP can be deployed on most web servers, many operating systems and platforms,
and xan be used with many relation database management systems.

Ph. No.: 8222066670, 4000670 Website:
<html>
<head>
<title> PHP Test </title>
</head>
<body>
<?php
echo “Hello World”;
?>
</body>

Ph. No.: 8222066670, 4000670 Website:
 PHP is only parses code within its delimiters. Anything outside its delimiters is sent
directly to the output and is not processed by PHP.
 The most common delimiters are
<? Php to open and ?>
<script language=“php”>
</script>
<?= ( which is used to echo back to string or variable) and ?>
< % or < % = and %>
Here the Out put is “Hello World”.

Ph. No.: 8222066670, 4000670 Website:
 PHP stores whole numbers in platform-dependent range.
 This range is typically that of 32-bit signed integers. Unsigned integer are
converted to signed value in certain situation.
 Arrays can contain element of any type that handle in PHP
 Include resources, objects and even other arrays
 PHP also supports strings which can be used with single quotes, or heredoc
syntax.

Ph. No.: 8222066670, 4000670 Website:
 PHP script are stored as human readable source code and are compiled
on-the-fly to an internal format that can be executed by the PHP engine
 Code optimizers aim to reduce the runtime of the complied code by
reducing its size and making other changes that can reduce the execution
time with the goal of improving performance.

Ph. No.: 8222066670, 4000670 Website:
 PHP include free and open source libraries
 PHP is a fundamentally internet aware system
 Many database servers, embedded SQL libraries such as embedded postgre
SQL, MySQL and SQLite, LDAP servers, and others.
 PHP allows developers to write extensions in C to add functionality to the
PHP language
 These can than be compiled into PHP or loaded dynamically at runtime.

Ph. No.: 8222066670, 4000670 Website:
ADDRESS:
SCO -15, Dayal Bagh,
Near Hanuman Mandir
Ambala Cantt-133001
Haryana
Ph. No.: 9729666670, 8222066670
&0171-4000670
Email ID: info.jatinbatra@gmail.com
Website:

PHP Hub in Ambala ! Batra Computer Centre

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PHP Hub in Ambala ! Batra Computer Centre