PHP :
- PHP is a recursive acronym for "PHP: Hypertext Preprocessor".
- PHP is a server side scripting language that is embedded in HTML.
- It is used to manage dynamic concent, databases, session tracking, even build entire e-commerce sites.
OOP :
- OOP is faster and easier to execute.
- OOP provides a clear structure for the programs.
- OOP helps to keep the PHP code DRY "Don't Repeat Yourself", and makes the code easier to maintain, modify and debug.
- OOP makes it possible to create full reusable applications with less code and shorter development time.
FOUR PILLARS OF OOP :
- Encapsulation
- Inheritance
- Abstraction
- Polymorphism
USE OF OOP CLASS IN PHP :
- PHP being an object oriented programming language.
- Allows creation of classes and objects to follow.
- The object oriented programming paradigm while developing any software of application.
EXAMPLE FOR CLASS IN PHP :
<!DOCTYPE html>
<html>
<body>
<?php
echo "Hello World";
?>
</body>
</html>
<html>
<body>
<?php
echo "Hello World";
?>
</body>
</html>
OUTPUT :
Hello World
