Concept Of PHP | It’s Advantage & Disadvantage

PHP is one of the general purpose scripting language for web development. In 1994, PHP was created by Danish-Canadian programmer Rasmus The PHP references implementation is produced by PHP Group. The PHP originally stands for Personal Home Page. It is used in programming.


PHP code is usually processed on a web server by PHP interpreter implemented as a module or as a Common Gateway Interface (CGI) executable. The result of the interpreted and executed PHP code which may be any type of data on a web server, such as generated HTML or binary image data would form the whole or part of HTTP response.

The various type of web template systems, web content management systems and web frameworks exist which can be employed to facilitate the generation of that response. The PHP can be used for many programming works outside form the web context. PHP code can also be directly executed from command line.

The standard PHP interpreter is powered by the Zend Engine and free software released under the PHP License. PHP has been widely ported and can be deployed on most web servers on varieties of operating systems and platforms. The PHP language was developed without a written formal specification or standard until 2014. The work has gone on for creating a formal PHP specification since 2014.

History Of PHP

PHP/FI development was began in 1994 when Rasmus Lerdorf wrote several the Common Gateway Interface programs in C language . He used to maintain his personal homepage. He extended them to work with web forms and to communicate with databases and called this implementation Personal Home Page/Forms Interpreter (PHP/FI).

It could be used to build simple and dynamic web applications. To improve the code, Lerdorf ws initially announced the release of the PHP/FI as Personal Home Page Tools (PHP Tools) version 1.0 on June 8, 1995.

The release already had basic functionality which PHP has today. This included form handling and the ability to embed HTML. The PHP was not intended to be the new programming language. The development team of PHP began to develop and after months of work and testing. They officially released PHP/FI 2 in November 1997.

In 1997, Zeev Suraski and Andi Gutmans was rewrote the parser and formed base of the PHP 3, changing the language’s name to recursive acronym PHP: Hypertext Preprocessor. But this version was officially launched in June 1998. The version 4 of PHP was powered by the Zend Engine and released on 22 May 2000. The version 5 of PHP was released on 1 July 2004 which was powered by new Zend Engine. In this version of PHP includes many more new features such as improved support for object-oriented programming.

PHP is mainly supported by all these operating systems like Windows, Linux etc. The PHP is based with developed web applications and it can be easily run on any platform. It is easy to use and it’s easy to Install. We can use php to develop the website or run the website. We can make website by using php language. It’s easy and used for website development.

PHP is one of the open-source and free of cost platform, which helps the developers to install it quickly & readily available for use. There are a lots of PHP frameworks and the developer can choose any of the frameworks to work on it.

In 2005, The project was headed by Andrei Zmievski was initiated to bring native Unicode support throughout PHP. During 2014 and 2015, a new major PHP version, PHP 7 was developed. It must receive a new major version number of PHP rather than a minor PHP 5 release because of the major internal changes in phpng. On 26 November 2020, The version 8 of PHP was released. PHP 8 is the major version and has breaking changes from the previous versions.


The following PHP program is written in PHP code set in an HTML document:

<!DOCTYPE html>



<title>PHP program</title>



<?php echo “<p>Hello World!</p>”;




The simplest version of Hello, World! may be written like this:


echo ‘Hello, World!’;


Uses Of PHD

1. It is used to handle dynamic content, database as well as session tracking for the website.

2. It helps to create sessions.

3. It can set and access cookies.

4. It helps to apply validation and encrypt the data.

5. It supports several of protocols such as HTTP, POP3, SNMP, and many more.

6. It helps to control the user to access some pages of your website.

7. It is very easy to install and set up.

Advantage Of PHP

1. It is most easy and simple to learn.

2. It is flexible to use.

3. Easy integration and compatibility.

4. It gives web developer more control.

5. It is free to use.

6. It is stable compared to other programming languages.

One of the best main reason to use PHP is it’s easy to use and install. without knowledge and skills we can learn this language easily. It’s syntax is simple and easy to use. It’s open source and You don’t have to paid. It’s easy to use and it’s help to develop website. One of the benefits is it is versatile. It is easy to deploy on different system. There are lots of tutorial to learn php in all languages.

Disadvantages Of PHP

1. It is not that secure due to its open-source.

2. It is not suitable to create large content based web applications.

3. It can cause incorrect data to user.

4. It can cause poor performance of online applications.

5. It has less number of debugging tools in comparison to other programming languages.

Bonus Points For PHP

PHP is a general purpose scripting language widely used as a server side language which is used for creating dynamic web pages. It is still extremely popular and used in over 75% of all websites. PHP remains widely used language in web development. We can use PHF for web Development.


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