Hướng dẫn dùng ftok trong PHP
In Object Oriented Programming in PHP, methods are functions inside classes. Their declaration and behavior are almost similar to normal functions, except their special uses inside the class. Show Let's remind the role of a function.
How to declare a method?Let's declare a method inside a class named Example class to echo out a simple string that we give.
We use the public keyword to make the method available inside and outside the class. You will learn more about this in the visibility chapter. How to call a method?
Result: Hello World Explained:
The thing you need to understand is that we call methods on objects, not classes. Changing a property value using methodsLet's implement the things we learned in the above example to our House class. Now we are going to change the color of the house. For ease, all the properties are removed from the House class, except $primaryColor. By default the color of the house is black. We need to change it to another one.
Run Example ›› In this example, we have used $this keyword. The next chapter describes more about it. List of all the functions and methods in the manual a b c d e f g h i j k l m n o p q r s t u v w x y z _
There are no user contributed notes for this page. How many types of PHP methods are there?Types of Functions in PHP. There are two types of functions as: Internal (built-in) Functions. User Defined Functions. WHAT IS function and method in PHP?Function is a generic term to be used in procedural programming approach where as Method is a term to be used in Object oriented programming approach to define a class property |