Hypertext Preprocessor is a server-side scripting language. Server-Side Scripting is a technique which employs script on a web server further producing a customised response to a client’s request made to the website.
PHP is open source scripting language used globally. PHP being introduced in 1994 by Rasmus Lerdorf have upgraded many versions till now. Initially, PHP was used to track online visitors on the web. Now it has many advanced features. Let’s start with is latest stable release.
PHP Stable Release
On 8th June 2017 PHP 7.1.6 version was released. Every software has a life cycle with different stages ranging from its initial development to its eventual release. It includes updated versions to help improve software fix bugs. The stable release is all about security updates. Before that, all new features are tested and bugs are fixed so that previous limitations are overcome.
Basics about PHP
Earlier PHP was called Personal Homepage and now it’s called Hyper Text Preprocessor.
A PHP file can contain text, HTML, CSS, JavaScript and PHP codes. These all are languages.
- Talking about its extension, it is “.PHP”
- For the execution of PHP code, a web browser is necessary as all PHP codes are executed on a server.
- In PHP compilation is not required as it is an interpreted language.
- As mentioned above also, its a server side scripting language.
- Being faster than asp and jsp, it is considered more.
Features
- Void Function
Now you can set voidas return type of a function. - Nullable types
just like C++ and Java, you can easily return null from a function. - Symmetric array destructuring
Now you have better alternative to list syntax, you can use array syntax to destructure array assignment. This can be used in a foreach statement for assignment. - Class constant visiblity
Now you can use access modifiers with a constant variable within the class to handle its visibility accross the project. - Iterable pseudo type
A new pseudo type has been introduced that is same as callable. It can be used in parameter and return type. - Multi catch exception handling
By the name suggest now you can catch more than one exceptions in a single catch. - Support for keys in a list
By using a list function you can now specify keys while creating a list. - Support for negative string offsets
You can use negavtive offsets for string manipulation and also, you can use simple varibale parsing syntax inside string.And many more.
Why to go for PHP web developer ?
PHP is reviewed good because with the introduction of PHP 7.1, PHP has stepped forward towards new transformation completing in full force with other languages. 82% odf websites use PHP as a server side scripting language.
- 82% of websites use PHP as a server side scripting language.
- MySql is also supported under PHP database.
- PHP is unbeatable at security.
- PHP also provides third party library support and framework.