example of global variable in c

1, can local variables and global variable duplicate? A: Yes, the local will screen the overall situation. To use a global variable, you need to use the "::" Local variables can have the same name as global variables, and when referenced within a

1. Can a local variable be renamed with a global variable? A: Yes. Global blocking will be performed in some cases. To use global variables, you must use "::" A local variable can have the same name as a global variable. A local variable with the

Original blog, reprint please indicate the source--Zhou Xuewei http://www.cnblogs.com/zxouxuewei/Static is used in two ways: static in process-oriented programming and static in object-oriented programming. The former applies to ordinary variables

The 1.c/c++ variable has different scopes according to the different life cycles of the defined positions, and the scope can be divided into 6 types:Global scopes, local scopes, statement scopes, class scopes, namespace scopes, and file scopes.From

First, the preparation of knowledge-Program memory allocation The memory used by a program compiled by C + + is divided into the following sections 1, stack area (stack)-by the compiler automatically assigned to release, store the function of the

Static can be used in either of the following ways:Process-orientedProgramDesignStatic andObject-Oriented ProgrammingStatic. The former applies to common variables and functions, and does not involve classes. The latter mainly describes the role of

Global variable Management in C language and global variable Management in C LanguageThe information encapsulation in C language is weak, and only the File Scope of static variables is available.Without constraints, it is easy to cause global

There are two ways to use static: process-orientedProgramStatic in design and static in object-oriented programming. The former applies to common variables andFunction, which does not involve classes. The latter mainly describes the role of static

Scope and storage category of local variables and global variable variables in C language (auto,static,extern,register)1. Local variables and global variablesWhen discussing the shape parametric of a function, it was mentioned that the parametric

Php array declaration, traversal, array global variables. Php Tutorial array declaration, traversal, array global variable [php]? ** 1. Array Overview * 1. the essence of arrays: managing and operating a group of variables, batch processing * 2.