switch case statement

Dark horse programmer-common SQL functions bitsCN.com Dark horse programmer-common SQL functions Lists some common SQL functions. Numeric functions ABS () calculates the absolute value (reminds me of the ABS anti-lock system) CEILING () is

The specific requirements are as follows: can automatically generate primary school arithmetic topic (note is for the pupils, if the results appear negative, they will be confused!) ） In addition to integers, support the arithmetic of

What do we do if the state is constantly switching and changing during the run?The migration of State is a very common concept in our life and engineering. So there is a theory in mathematics to analyze and solve this problem.Finite state machine

Learn about the state patterns in design mode today. Before often heard the state machine and other things, they have also been useful, but the state machine and state mode still have some differences, today mainly look at the definition of State

Have always felt that the switch statement is superfluous, do not care how much. In some cases, however, the switch statement can actually save a lot of energy.When there are multiple judgments, switch can improve the readability of the program,The

I. Switch-caseSwitch-case statements are mainly used in environments with multi-branch conditions where the use of if statements can be cumbersome and inefficient.switch (expression){Case Const EXPRESSION1:....Case Const

1.QP Introduction:Quantum platform (Quantum Platform, QP) is a software framework for real-time embedded systems, and QP is a lightweight, open-source, hierarchical state machine-based, event-driven platform.QP includes four parts of event processor

I. OverviewWe come to realize a company's payroll system, the enterprise's different levels of staff wage algorithm is not the same, for this problem, the most easy to think of is in the code to accumulate a lot of if...else ... Statement or Switch..

I. Theoretical analysis1. In real life, in addition to a device can read and write, we also want to be able to control the equipment, such as LED light off, motor rotation and so on.2. It is generally desirable to pass commands from the application

What are the differences between single quotes and double quotes in php? 1. the variables in double quotation marks are parsed and output, while those in single quotation marks are not parsed. 2. the resolution speed of single quotes is faster than

This is a creation in Article, where the information may have evolved or changed. Each go source file starts with the package declaration, which indicates which packages the go code belongs to To generate an executable program for go, you need

This article mainly introduces some basic PHP programming syntax quick start knowledge, including PHP array and loop statements and other basic knowledge points. if you need a friend, refer to the name of the php script. php, the code is placed in

The future of PHP is second. 3.2 quickly install ApacheWeb server on Windows 9598nt2000 (10 seconds) and run PHP on Windows. you need a Web server. you can use Microsoft's IIS, you can also use free 3.2 to quickly install Apache Web server on

This article describes how to write code for a Python snake game, which has some reference value, interested friends can refer to this article for details on the compilation of Python snake games, which has some reference value. interested friends

CSDN: forum. csdn. netblistmssqldiy tribe SQL manual basic concepts: 1. View. Stored Procedure 3. Trigger 4. Custom function 5. cursor 6. Transaction CSDN: http://forum.csdn.net/blist/mssql/ =================================================== =======

I originally interviewed a friend, in six months changed seven companies, I said worship.There are some brothers, seven years do not change jobs. This is more stable work Ah, seven years of itch are carried over, really good.These are extreme,

After learning the Python language to learn PHP JavaScript, these programming languages are better able to understand quickly, After having the Python foundation, it is easier to learn the PHP language comprehension. I would like to study the two

Pattern matching may be introduced through functional programming and is widely used in programming language functions, rather than the previously used regular expression, it is only used for character string processing. Before that, let's take a

Java basics _ day01, java_day01I. JRE and JDK installation. JRE -- Java runtime environment contains the core class libraries of Java virtual machines and Java programs. JDK -- Java development kit effective in this console II. public static keyword

1. Underline _ represents the value of the last expression. Note: Only useful in the interpreter, showing the results of the previous operation.　　2. The print statement can be formatted with%, similar to C. such as: >>> print '%s is number%d! '%