switch case statement

I. State mode definition:Allows an object to change its behavior when its status changes. It seems that the object has modified its class.Ii. Mode explanationThe State mode mainly solves the problem of different processing operations that are often

Programmers from C ++ to Java always complained a lot at the beginning, but not enumeration is a very prominent problem. Why does Java not support enumeration? From the perspective of programming language, what does enumeration support mean? Can we

A few days ago, I was asked by a programmer, entitled "count the number of times each number appears in a string of numbers entered by the user ". When I saw this question, my first thought was: 1. First, determine whether the user inputs a number

2011.2.19 AM Learn about yangzhongke. net Video c # knowledge points summarized after the basics: (these knowledge points are all the content that Mr. Yang zhongke mentioned in the lecture or on the courseware. I will collect and organize them, I

Static LibraryFunctions and data are compiled into a binary file (. Lib ). When a static library is used to compile and connect executable files, the linker copies these functions and data from the library, and combine them with other modules of the

Note: This article is intended for those who are not familiar with C # or who want to learn more about C #. If you are a technical expert, Please bypass it to avoid delay in your valuable time. To use C #, first understand the knowledge: declare

It takes about a year to learn WDM. However, due to the intense research courses and the horizontal pressure on the teaching and research sections of the next phase, I have little time to calm down and read books and read the code. It can be said

Case when syntax in SQL Is there a switch case statement similar to the C language in SQL ?? No. Use case when instead.For example, the following statement shows the Chinese year and monthSelect getdate () as date, Case month (getdate ())When 11

As we all know, databases have transaction processing (Database Transaction), When no operations in a transaction can be performed, the previous operations will be rolled back. If operations are performed on the same database, you can directly use

1,Features are the key to determining similarity and classification. After the purpose of classification is determined, how to find suitable features becomes the core issue of cognition and recognition. Notes: What is the current approach to

The following analysis is not necessarily useful in practice. However, in order to learn, especially for exams, I think it is necessary to understand it. Because of some things, you may have formed a "code set ", haha (usually the mindset ). It is

Good source program, good software Some may think: as long as the program runs well, no matter what the original program is compiled. But this is definitely not the case. The software is not completed in one time. It is necessary to manage the

  Performance Optimization GPROF, a program performance analysis tool in Linux GPROF is installed in the/usr/bin directory of Linux. It analyzes your program and determines which part of the program is the most time-consuming. GPROF will tell you

Good source program, good software Some may think: as long as the program runs well, no matter what the original program is compiled. But this is definitely not the case. The software is not completed in one time. It is necessary to manage the

For the startup of viruses and Trojans, in addition to displaying and modifying the registry, there is also a way to make the trojan or virus into a Windows service, but this is a bad thing about its versatility, because the service uses winapi,

In jquery, how does one terminate this loop or exit the loop? Check some information and try to find the following method: 1. In the for loop, we use continue. Terminating this loop is included in the next loop, and using break to terminate the

Android Play a simple music on the Internet and android First, attach the effect after the program is run, as shown in: 1. Deploy a web project to the tomcat server: 1. this applet is used to play a piece of music through the network. First,

The basic data type of. C # is fixed and does not change. It is different from C ++. Integer types are usually faster than smaller types, because the CPU has been optimized for integer types and memory alignment exists .. C # to convert A char to an

Examples: Copy codeThe Code is as follows: function case1 (num ){ Switch (num ){ Case 1: Document. writeln ("show 1 !! "); Break; Case 2: Document. writeln ("show 2 !! "); Break; Case 3: Document. writeln ("show 3 !! "); Break; Default: Document.

Javascript basics and javascript beginners are recommended in javascript beginners. Some time ago, when I read the javascript advanced tutorial, I found many basic javascript concepts that I don't understand. I searched the internet and saw that