const

The use of the const keyword in C + + is very flexible, and using the const will greatly improve the robustness of the program, I found in various aspects of the information summarized below, hoping to help friends. Const is a type modifier commonly

1. What is a const?Const means a constant type, a const-modified variable or object cannot be modified and updated, and of course, in some cases, we can change it rescue.2. Why should I introduce a const?The original purpose was to replace the

The const in C + + can be used to modify variables, functions, and have different meanings in different places, as summarized below. The semantics of the const The purpose of const in C + + is to guarantee the constant nature of objects through

1. What is const? A common type is a type described by the Type modifier Const. The values of variables or objects of a common type cannot be updated. (Of course, we can steal the bar for updating :) 2. Why is const introduced? The initial purpose

Use of const in C:Although it sounds very simple, in fact, the use of const is also a subtle place in C language, where is the subtlety? See the following questions.Problem: const variable & ConstantThe following example uses a const variable to

The difference between "constant" and "read-only variable". Constants are definitely read-only , such as 5, "ABC", and so on, which is definitely read-only, because constants are read-only areas that are placed in memory by the compiler, and

SeeConstKeyword,C ++What Programmers think of first is:ConstConstant. This is not a good conditioned reflection. If you only know how to useConstDefining constants is equivalent to using gunpowder only to make firecrackers.ConstThe greater charm is

Http://blog.sina.com.cn/s/blog_6571c3dd0100kx6s.html   1. What is const?A common type is a type described by the Type modifier Const. The values of variables or objects of a common type cannot be updated.2. Why is const introduced?The initial

Article turned from: http://www.cnblogs.com/daocaoren/archive/2011/07/14/2106278.html1. What is a const?A constant type is a type that uses the const description of a type modifier, and the value of a variable or object of a constant type cannot be

1. What is a const?A constant type is a type that uses the const description of a type modifier, and the value of a variable or object of a constant type cannot be updated. (Of course, we can rescue to update:)2. Why is const introduced? The initial

  1. Define a const object Const converts an object into a constant: Const int bufsize = 512; Define the bufsize as a constant and initialize it to 512. Since constants cannot be modified after definition, they must be initialized during definition.

About the in C + +Const OFFThe use of the key word is very flexible, and using the const will greatly improve the robustness of the program, referring to the Kang Jiandong's const use of a detailed article, some of which have been supplemented,

"Const"0. Ordinary const objects are defined in the stack space{ intten; Const int - ; ' ' B;}Result:0x22abec 0x22abe8Note: Code::Blocks + cygwin measured.1. Define the variable type so that it cannot be modified;const int e1 = 100;e1 = 1

turn from: http://blog.csdn.net/Eric_Jo/article/details/4138548; in C + + The use of the Const keyword is very flexible, and using the const will greatly improve the robustness of the program, I based on the information found in various aspects

The use of the Const keyword in C + + is very flexible, and using the const will greatly improve the robustness of the program, I found in various aspects of the information summarized below, hoping to help friends.Const is a type modifier commonly

Title const usage summary select blog from yuguanglou Const keyword usage Summary Source http://dev.csdn.net/develop/article/50/50538.shtm 1. Const constants, such as const int max = 100;Advantage: const constants have data types, while macro

In addition to constants, const has many other purposes. Use const to improveProgramThis article lists some common const usage and references C ++ FAQs lite. 1. Use const to modify function parametersModifying function parameters with const can

Seeing the const keyword, the first thing a C + + programmer might think of is a const constant. This is not a good reflex. If you only know to define constants with const, then it is equivalent to using gunpowder only to make firecrackers. The

The usage of the const keyword in C ++ is very flexible, and the use of const will greatly improve the robustness of the program. I will summarize the following information based on various aspects and hope to help my friends. Const is a common type

Here, t refers to a data type, which can be either an int, a long, a doule, or a type class of its own type. A single const You must know that you are referring to a constant, but you are not confused by the many changes that the const unites with