object oriented analysis and design ebook

Analytical steps for structured analysis methods: 1 understanding and analyzing the current real world environment has obtained the concrete model of the current system 2 establishing the logical model of the current system 3 establishing the logical model of the target system 4 further perfecting the logical model of the target systemObject-Oriented Analysis met

Php object-oriented reflection function and Usage Analysis, php object-oriented This article describes the php object-oriented reflection function and usage. We will share this with you

most near saw "You do not know the JavaScript" feeling very deep, especially in the concept of the commissioned design, it is to open the door of the new World to me, and you share it. Requirements: There is a people object that requires the property name and the Age,sayyourself method to print the two variables. There is a student object that requires a prope

Personal understanding of process-oriented analysis method, is equivalent to the assembly line work, its focus is the specific process of the event, such as college students one day thing is, get up, wash, brush-up and eat breakfast----------lunch-- > Do homework, pastime, sleep, oriented process focus on modularity, such as meal module, sleeping module, etc., it

Object-Oriented Programming (III)-memory analysis during program execution and Object-Oriented ProgrammingMemory analysis (SxtStu. java) Stack): Storage: local variables; Heap): Stores new objects; Method): Storage: class informa

Process-oriented is the first step to solve the problem, then use the function to implement these steps, and then call these functions at the end of the need. Object-oriented is to describe each element of the problem as one object, and then the behavior of the object in the

error, we can see that the above method for global variables did not establish a namespace, global variables for us to pose a danger. So the above wording is right, let's verify: Copy Code code as follows: var box = { Width:2, Height:2, Getarea:function () { The access to the object in return This.width*this.height;//js must be displayed, that is, this is not omitted }, Init:function (w,h) { This.width = W; This.height

The process is to start with the overall goal of the problem, abstract the underlying details, first focus on the structure of high-level, and then a layer of decomposition and refinement.Object-Oriented is the method of constructing the system by using the concepts of object, class, inheritance, encapsulation, aggregation, message passing, polymorphism and so on.The process is focused on solving the proble