A detailed description of the surface

1. Three-dimensional Surface object PHP Object-oriented learning to fully understand abstraction, encapsulation, inheritance, polymorphism

Introduction: three-dimensional surface objects: three-dimensional surface object PHP Object-oriented learning to understand the abstract, encapsulation, inheritance, polymorphism: The three main features of the face-to-direction: encapsulation, inheritance, polymorphism first of all, a simple understanding of the abstract: When we define a class before, In fact, the property and behavior of a class of things are extracted to form a physical model (template), this method of research problem is called abstract, encapsulation encapsulation is to extract the data and the operation of the data encapsulated together, the data is protected in the internal, Other parts of the program can only operate on the data by authorized operations (methods). PHP provides three kinds of access control modifiers public for global, this class inside, class

2. Three-dimensional Surface object PHP Object-oriented all-inclusive (ix) Access type

Introduction: three-dimensional surface objects: three-dimensional surface objects Php object-oriented strategy (IX) Access type: 13. Access modifiers that access type types allow developers to restrict access to class members, which is a new feature of PHP5, but is a good feature of the OOP language. And most OOP languages already support this feature. PHP5 supports the following 3 access modifiers public (common, default), Private (private) and protected (protected) three. Public modifier, the members of the class will have no access restrictions, and all external members can access (read and write) this class into

3. Three-dimensional Surface object Object oriented PHP development tutorial

Introduction: three-dimensional surface objects: three-dimensional surface objects PHP development Tutorial: PHP is the scripting language for weak variables, which means you don't have to define it first, which is very flexible.　　can also be given a great deal of freedom, but freedom is not a good thing for a program.　　Because it's a lot of trouble to give later maintenance people reading. Below to enter our first program: 1.php////////////////////

4. Photoshop Path tool draws the logo icon for the surface four-ring

Introduction: This tutorial is to introduce the Photoshop path tool to a friend to draw the surface four-ring logo icon method, the tutorial is very detailed, it is worth learning, recommended to, like friends can come to study, hope to be helpful to everyone

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